diff --git a/.github/workflows/closed-issues-reason.yml b/.github/workflows/closed-issues-reason.yml
index e95e90e84..243012fcd 100644
--- a/.github/workflows/closed-issues-reason.yml
+++ b/.github/workflows/closed-issues-reason.yml
@@ -43,7 +43,7 @@ jobs:
             * [ ] Your issue is not a bug, please only use this issue tracker to report bugs. Any other kind of communication should happen on discord.
             * [ ] Your issue has already been reported before, it is a duplicate. Check the other issues first before posting!
             * [ ] You posted an error without using pastebin. Please always post errors via pastebin otherwise they become nearly unreadable.
-            * [ ] You seem to be reporting multiple bugs at once. Please make a seperate issue for each bug you encountered, so we can properly handle them individually.
+            * [ ] You seem to be reporting multiple bugs at once. Please make a separate issue for each bug you encountered, so we can properly handle them individually.
             * [ ] Your issue has already been fixed in a later version of Slimefun or CS-CoreLib, you should update.
             * [ ] You are using an outdated and unsupported version of Slimefun / CS-CoreLib, again, you should update.
             * [ ] You are using an unofficially modified build of Slimefun. We only support official versions of Slimefun - for obvious reasons.
diff --git a/CHANGELOG.md b/CHANGELOG.md
index cd6937313..fc9637aa0 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -238,7 +238,7 @@ https://thebusybiscuit.github.io/builds/TheBusyBiscuit/Slimefun4/stable/#14
 * Fixed a rare concurrency issue with world saving
 * Fixed some contributors showing up twice
 * Fixed #2062
-* Fixed Grappling hooks disappearing when fired at Item frames or paintaings
+* Fixed Grappling hooks disappearing when fired at Item frames or paintings
 * Fixed Grappling hooks not getting removed when the Player leaves
 * Fixed Grappling hooks making Bat sounds
 * Fixed #1959
@@ -284,7 +284,7 @@ https://thebusybiscuit.github.io/builds/TheBusyBiscuit/Slimefun4/stable/#13
 * Auto Disenchanting is now a tiny bit faster
 * Small performance improvements
 * Dried Kelp Blocks can now be used as fuel for Tier 1 Androids
-* Androids now have a seperate category in the Slimefun Guide
+* Androids now have a separate category in the Slimefun Guide
 * Android Interface recipes now require steel ingots
 * Changed and unified a couple of tooltips
 * Changed tooltip on jetpacks and jet boots to say "Crouch" instead of "Hold Shift"
@@ -331,7 +331,7 @@ https://thebusybiscuit.github.io/builds/TheBusyBiscuit/Slimefun4/stable/#12
 * Fixed #1834
 * Fixed #1843
 * Fixed #1873
-* Fixed Electric Smeltery not prioritisting recipes
+* Fixed Electric Smeltery not prioritising recipes
 * Fixed #1851
 * Fixed #1891
 * Fixed #1893
@@ -431,7 +431,7 @@ https://thebusybiscuit.github.io/builds/TheBusyBiscuit/Slimefun4/stable/#10
 * Internal clean up and further documentation
 * Changed Automatic Ignition Chamber to be a Dropper
 * Teleporters are now significantly faster
-* Item permissions have been moved to a seperate permissions.yml file
+* Item permissions have been moved to a separate permissions.yml file
 * Salt now only requires 2 blocks of Sand
 * Fireworks from researching no longer damages entities
 * Very slight performance improvements for Cargo networks
@@ -516,7 +516,7 @@ https://thebusybiscuit.github.io/builds/TheBusyBiscuit/Slimefun4/stable/#6
 https://thebusybiscuit.github.io/builds/TheBusyBiscuit/Slimefun4/stable/#5
 
 #### Additions
-* Aded preset messages.yml files
+* Added preset messages.yml files
 * Added user-configurable localization
 * Added many more options to the messages.yml
 * Added custom model data support for Languages
@@ -529,8 +529,8 @@ https://thebusybiscuit.github.io/builds/TheBusyBiscuit/Slimefun4/stable/#5
 * Added ability to translate messages for Players
 * Added the ability to translate Researches
 * Added StatusEffect API
-* Added translatibility to categories
-* Added translatibility to geo-resources
+* Added translatability to categories
+* Added translatability to geo-resources
 
 #### Changes
 * Removed Solar Array
diff --git a/README.md b/README.md
index 3cc4a8c32..84dd916b8 100644
--- a/README.md
+++ b/README.md
@@ -106,7 +106,7 @@ Over 100 people have already contributed to this amazing project. You guys are a
 Please consider helping us maintain this project too, your engagement keeps the project alive <3.
 
 ### Translations
-Slimefun4 has recently added suport for translations, note that translations are still _work in progress_.<br>
+Slimefun4 has recently added support for translations, note that translations are still _work in progress_.<br>
 So not everything may be available for translation yet.<br>
 [Read more...](https://github.com/Slimefun/Slimefun4/wiki/Translating-Slimefun)
 
diff --git a/src/main/java/io/github/thebusybiscuit/slimefun4/api/geo/ResourceManager.java b/src/main/java/io/github/thebusybiscuit/slimefun4/api/geo/ResourceManager.java
index ecaa01476..792bb6de0 100644
--- a/src/main/java/io/github/thebusybiscuit/slimefun4/api/geo/ResourceManager.java
+++ b/src/main/java/io/github/thebusybiscuit/slimefun4/api/geo/ResourceManager.java
@@ -89,9 +89,9 @@ public class ResourceManager {
      * @param world
      *            The {@link World} of this {@link Location}
      * @param x
-     *            The {@link Chunk} x cordinate
+     *            The {@link Chunk} x coordinate
      * @param z
-     *            The {@link Chunk} z cordinate
+     *            The {@link Chunk} z coordinate
      * 
      * @return An {@link OptionalInt}, either empty or containing the amount of the given {@link GEOResource}
      */
diff --git a/src/main/java/io/github/thebusybiscuit/slimefun4/api/gps/TeleportationManager.java b/src/main/java/io/github/thebusybiscuit/slimefun4/api/gps/TeleportationManager.java
index f70839edf..47e6f804e 100644
--- a/src/main/java/io/github/thebusybiscuit/slimefun4/api/gps/TeleportationManager.java
+++ b/src/main/java/io/github/thebusybiscuit/slimefun4/api/gps/TeleportationManager.java
@@ -148,7 +148,7 @@ public final class TeleportationManager {
     @ParametersAreNonnullByDefault
     private void onTeleport(Player p, Location destination, boolean success, boolean resistance) {
         // This needs to run on the main Thread so we force it, as the
-        // async teleportation might happen on a seperate Thread.
+        // async teleportation might happen on a separate Thread.
         Slimefun.runSync(() -> {
             if (success) {
                 // Apply Resistance Effect, if enabled
diff --git a/src/main/java/io/github/thebusybiscuit/slimefun4/core/commands/package-info.java b/src/main/java/io/github/thebusybiscuit/slimefun4/core/commands/package-info.java
index f3736695a..13a08a12a 100644
--- a/src/main/java/io/github/thebusybiscuit/slimefun4/core/commands/package-info.java
+++ b/src/main/java/io/github/thebusybiscuit/slimefun4/core/commands/package-info.java
@@ -1,4 +1,4 @@
 /**
- * This package contains everything related to slimefun's ingame command.
+ * This package contains everything related to Slimefun's ingame command.
  */
 package io.github.thebusybiscuit.slimefun4.core.commands;
\ No newline at end of file
diff --git a/src/main/java/io/github/thebusybiscuit/slimefun4/core/guide/options/package-info.java b/src/main/java/io/github/thebusybiscuit/slimefun4/core/guide/options/package-info.java
index 87fda6b4e..14f426c5c 100644
--- a/src/main/java/io/github/thebusybiscuit/slimefun4/core/guide/options/package-info.java
+++ b/src/main/java/io/github/thebusybiscuit/slimefun4/core/guide/options/package-info.java
@@ -1,5 +1,5 @@
 /**
- * This package contains the Settings menu forthe {@link io.github.thebusybiscuit.slimefun4.core.guide.SlimefunGuide} as
+ * This package contains the Settings menu for the {@link io.github.thebusybiscuit.slimefun4.core.guide.SlimefunGuide} as
  * well as the interface {@link io.github.thebusybiscuit.slimefun4.core.guide.options.SlimefunGuideOption} for adding
  * your own options
  */
diff --git a/src/main/java/io/github/thebusybiscuit/slimefun4/core/networks/cargo/ChestTerminalNetwork.java b/src/main/java/io/github/thebusybiscuit/slimefun4/core/networks/cargo/ChestTerminalNetwork.java
index fdf732de2..cdb6ea3ff 100644
--- a/src/main/java/io/github/thebusybiscuit/slimefun4/core/networks/cargo/ChestTerminalNetwork.java
+++ b/src/main/java/io/github/thebusybiscuit/slimefun4/core/networks/cargo/ChestTerminalNetwork.java
@@ -453,7 +453,7 @@ abstract class ChestTerminalNetwork extends Network {
             }
         }
         catch (Exception x) {
-            Slimefun.getLogger().log(Level.SEVERE, "An Exception occured while trying to read data from a Barrel", x);
+            Slimefun.getLogger().log(Level.SEVERE, "An Exception occurred while trying to read data from a Barrel", x);
         }
     }
 
diff --git a/src/main/java/io/github/thebusybiscuit/slimefun4/core/package-info.java b/src/main/java/io/github/thebusybiscuit/slimefun4/core/package-info.java
index 155bed61c..4a303ab0e 100644
--- a/src/main/java/io/github/thebusybiscuit/slimefun4/core/package-info.java
+++ b/src/main/java/io/github/thebusybiscuit/slimefun4/core/package-info.java
@@ -1,5 +1,5 @@
 /**
- * This package holds the core systems of Slimefun, these are not neccessarily used as an API
- * but ratherprovide the core functionality of this {@link org.bukkit.plugin.Plugin}.
+ * This package holds the core systems of Slimefun, these are not necessarily used as an API
+ * but rather provide the core functionality of this {@link org.bukkit.plugin.Plugin}.
  */
 package io.github.thebusybiscuit.slimefun4.core;
\ No newline at end of file
diff --git a/src/main/java/io/github/thebusybiscuit/slimefun4/core/researching/Research.java b/src/main/java/io/github/thebusybiscuit/slimefun4/core/researching/Research.java
index 5ddb56b59..63e69b884 100644
--- a/src/main/java/io/github/thebusybiscuit/slimefun4/core/researching/Research.java
+++ b/src/main/java/io/github/thebusybiscuit/slimefun4/core/researching/Research.java
@@ -86,7 +86,7 @@ public class Research implements Keyed {
     /**
      * This method returns whether this {@link Research} is enabled.
      * {@code false} can mean that this particular {@link Research} was disabled or that
-     * researches alltogether have been disabled.
+     * researches altogether have been disabled.
      * 
      * @return Whether this {@link Research} is enabled or not
      */
diff --git a/src/main/java/io/github/thebusybiscuit/slimefun4/core/services/AutoSavingService.java b/src/main/java/io/github/thebusybiscuit/slimefun4/core/services/AutoSavingService.java
index 6ee30899f..d965cefde 100644
--- a/src/main/java/io/github/thebusybiscuit/slimefun4/core/services/AutoSavingService.java
+++ b/src/main/java/io/github/thebusybiscuit/slimefun4/core/services/AutoSavingService.java
@@ -46,7 +46,7 @@ public class AutoSavingService {
 
     /**
      * This method saves every {@link PlayerProfile} in memory and removes profiles
-     * that were markes for deletion.
+     * that were marked for deletion.
      */
     private void saveAllPlayers() {
         Iterator<PlayerProfile> iterator = PlayerProfile.iterator();
diff --git a/src/main/java/io/github/thebusybiscuit/slimefun4/core/services/BlockDataService.java b/src/main/java/io/github/thebusybiscuit/slimefun4/core/services/BlockDataService.java
index 5fcb9face..809d3f336 100644
--- a/src/main/java/io/github/thebusybiscuit/slimefun4/core/services/BlockDataService.java
+++ b/src/main/java/io/github/thebusybiscuit/slimefun4/core/services/BlockDataService.java
@@ -74,7 +74,7 @@ public class BlockDataService implements PersistentDataService, Keyed {
     /**
      * This method checks whether the given {@link Material} is a Tile Entity.
      * This is used to determine whether the {@link Block} produced by this {@link Material}
-     * produces a {@link TileState}, making it useable as a {@link PersistentDataHolder}.
+     * produces a {@link TileState}, making it usable as a {@link PersistentDataHolder}.
      * 
      * Due to {@link Block#getState()} being a very expensive call performance-wise though,
      * this simple lookup method is used instead.
diff --git a/src/main/java/io/github/thebusybiscuit/slimefun4/core/services/profiler/SlimefunProfiler.java b/src/main/java/io/github/thebusybiscuit/slimefun4/core/services/profiler/SlimefunProfiler.java
index 9c250fb99..b69118d89 100644
--- a/src/main/java/io/github/thebusybiscuit/slimefun4/core/services/profiler/SlimefunProfiler.java
+++ b/src/main/java/io/github/thebusybiscuit/slimefun4/core/services/profiler/SlimefunProfiler.java
@@ -81,7 +81,7 @@ public class SlimefunProfiler {
     /**
      * This method schedules a given amount of entries for the future.
      * Be careful to {@link #closeEntry(Location, SlimefunItem, long)} all of them again!
-     * No {@link PerformanceSummary} will be sent until all entires were closed.
+     * No {@link PerformanceSummary} will be sent until all entries were closed.
      * 
      * If the specified amount is negative, scheduled entries will be removed
      * 
diff --git a/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/SlimefunPlugin.java b/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/SlimefunPlugin.java
index 4e64e85c9..d1fd6ca5f 100644
--- a/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/SlimefunPlugin.java
+++ b/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/SlimefunPlugin.java
@@ -251,7 +251,7 @@ public final class SlimefunPlugin extends JavaPlugin implements SlimefunAddon {
                     recipeService.refresh();
                 }
                 catch (Exception | LinkageError x) {
-                    getLogger().log(Level.SEVERE, x, () -> "An Exception occured while iterating through the Recipe list on Minecraft Version " + minecraftVersion.getName() + " (Slimefun v" + getVersion() + ")");
+                    getLogger().log(Level.SEVERE, x, () -> "An Exception occurred while iterating through the Recipe list on Minecraft Version " + minecraftVersion.getName() + " (Slimefun v" + getVersion() + ")");
                 }
 
             }), 0);
diff --git a/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/items/VanillaItem.java b/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/items/VanillaItem.java
index 166a9b371..abaf92d2a 100644
--- a/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/items/VanillaItem.java
+++ b/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/items/VanillaItem.java
@@ -17,7 +17,7 @@ import me.mrCookieSlime.Slimefun.Objects.SlimefunItem.SlimefunItem;
  * automatically
  * replace it in the recipes by its vanilla equivalent.
  * 
- * A {@link VanillaItem} is also automatically useable in workbenches.
+ * A {@link VanillaItem} is also automatically usable in workbenches.
  *
  * @author TheBusyBiscuit
  * 
diff --git a/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/items/magical/EnchantmentRune.java b/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/items/magical/EnchantmentRune.java
index f4522a725..d3ee4d37f 100644
--- a/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/items/magical/EnchantmentRune.java
+++ b/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/items/magical/EnchantmentRune.java
@@ -72,7 +72,7 @@ public class EnchantmentRune extends SimpleSlimefunItem<ItemDropHandler> {
                             addRandomEnchantment(p, item);
                         }
                         catch (Exception x) {
-                            error("An Exception occured while trying to apply an Enchantment Rune", x);
+                            error("An Exception occurred while trying to apply an Enchantment Rune", x);
                         }
                     }, 20L);
                 }
diff --git a/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/items/multiblocks/OreWasher.java b/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/items/multiblocks/OreWasher.java
index 099ab6f04..1fdfc48aa 100644
--- a/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/items/multiblocks/OreWasher.java
+++ b/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/items/multiblocks/OreWasher.java
@@ -38,7 +38,7 @@ public class OreWasher extends MultiBlockMachine {
     @Override
     protected void registerDefaultRecipes(List<ItemStack> recipes) {
         // Iron and Gold are displayed as Ore Crusher recipes, as that is their primary
-        // way of obtainining them. But we also wanna display them here, so we just
+        // way of obtaining them. But we also wanna display them here, so we just
         // add these two recipes manually
         recipes.add(SlimefunItems.SIFTED_ORE);
         recipes.add(SlimefunItems.IRON_DUST);
diff --git a/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/listeners/ButcherAndroidListener.java b/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/listeners/ButcherAndroidListener.java
index 6e00d584e..f2de2473b 100644
--- a/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/listeners/ButcherAndroidListener.java
+++ b/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/listeners/ButcherAndroidListener.java
@@ -26,7 +26,7 @@ import io.github.thebusybiscuit.slimefun4.utils.SlimefunUtils;
 import me.mrCookieSlime.Slimefun.api.Slimefun;
 
 /**
- * This {@link Listener} handles the collecton of drops from an {@link Entity} that was
+ * This {@link Listener} handles the collection of drops from an {@link Entity} that was
  * killed by a {@link ButcherAndroid}.
  * 
  * @author TheBusyBiscuit
diff --git a/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/listeners/DebugFishListener.java b/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/listeners/DebugFishListener.java
index b88085838..e084cb084 100644
--- a/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/listeners/DebugFishListener.java
+++ b/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/listeners/DebugFishListener.java
@@ -98,7 +98,7 @@ public class DebugFishListener implements Listener {
                 sendInfo(p, b);
             }
             catch (Exception x) {
-                Slimefun.getLogger().log(Level.SEVERE, "An Exception occured while using a Debug-Fish", x);
+                Slimefun.getLogger().log(Level.SEVERE, "An Exception occurred while using a Debug-Fish", x);
             }
         }
     }
diff --git a/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/listeners/VillagerTradingListener.java b/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/listeners/VillagerTradingListener.java
index 7f8dba7a0..8a95420e5 100644
--- a/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/listeners/VillagerTradingListener.java
+++ b/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/listeners/VillagerTradingListener.java
@@ -31,7 +31,7 @@ public class VillagerTradingListener implements Listener {
     }
 
     @EventHandler(ignoreCancelled = true)
-    public void onPreBrew(InventoryClickEvent e) {
+    public void onPreTrade(InventoryClickEvent e) {
         Inventory clickedInventory = e.getClickedInventory();
         Inventory topInventory = e.getView().getTopInventory();
 
diff --git a/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/resources/UraniumResource.java b/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/resources/UraniumResource.java
index 57324b8ae..3b7f3584f 100644
--- a/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/resources/UraniumResource.java
+++ b/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/resources/UraniumResource.java
@@ -12,8 +12,8 @@ class UraniumResource extends SlimefunResource {
     }
 
     @Override
-    public int getDefaultSupply(Environment envionment, Biome biome) {
-        if (envionment == Environment.NORMAL) {
+    public int getDefaultSupply(Environment environment, Biome biome) {
+        if (environment == Environment.NORMAL) {
             return 5;
         }
 
diff --git a/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/tasks/ArmorTask.java b/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/tasks/ArmorTask.java
index d4188abf4..1ece100a1 100644
--- a/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/tasks/ArmorTask.java
+++ b/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/tasks/ArmorTask.java
@@ -32,7 +32,7 @@ import me.mrCookieSlime.Slimefun.api.Slimefun;
 /**
  * The {@link ArmorTask} is responsible for handling {@link PotionEffect PotionEffects} for
  * {@link Radioactive} items or any {@link SlimefunArmorPiece}.
- * It also handles the prevention of radioation through a Hazmat Suit
+ * It also handles the prevention of radiation through a Hazmat Suit
  * 
  * @author TheBusyBiscuit
  *
diff --git a/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/tasks/SlimefunStartupTask.java b/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/tasks/SlimefunStartupTask.java
index d9c439772..5731622f1 100644
--- a/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/tasks/SlimefunStartupTask.java
+++ b/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/tasks/SlimefunStartupTask.java
@@ -57,7 +57,7 @@ public class SlimefunStartupTask implements Runnable {
                 new BlockStorage(world);
             }
             catch (Exception x) {
-                Slimefun.getLogger().log(Level.SEVERE, x, () -> "An Error occured while trying to load World \"" + world.getName() + "\" for Slimefun v" + SlimefunPlugin.getVersion());
+                Slimefun.getLogger().log(Level.SEVERE, x, () -> "An Error occurred while trying to load World \"" + world.getName() + "\" for Slimefun v" + SlimefunPlugin.getVersion());
             }
         }
 
diff --git a/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/tasks/TickerTask.java b/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/tasks/TickerTask.java
index 64a2ffb13..2fc7f82db 100644
--- a/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/tasks/TickerTask.java
+++ b/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/tasks/TickerTask.java
@@ -132,7 +132,7 @@ public class TickerTask implements Runnable {
             }
         }
         catch (ArrayIndexOutOfBoundsException | NumberFormatException x) {
-            Slimefun.getLogger().log(Level.SEVERE, x, () -> "An Exception has occured while trying to parse Chunk: " + chunk);
+            Slimefun.getLogger().log(Level.SEVERE, x, () -> "An Exception has occurred while trying to parse Chunk: " + chunk);
         }
     }
 
diff --git a/src/main/java/io/github/thebusybiscuit/slimefun4/utils/FireworkUtils.java b/src/main/java/io/github/thebusybiscuit/slimefun4/utils/FireworkUtils.java
index 9e315fe81..6c0f4adcb 100644
--- a/src/main/java/io/github/thebusybiscuit/slimefun4/utils/FireworkUtils.java
+++ b/src/main/java/io/github/thebusybiscuit/slimefun4/utils/FireworkUtils.java
@@ -16,7 +16,7 @@ import org.bukkit.entity.Firework;
 import org.bukkit.inventory.meta.FireworkMeta;
 
 /**
- * This is a simple utility classs for spawning random and colorful {@link Firework} rockets.
+ * This is a simple utility class for spawning random and colorful {@link Firework} rockets.
  * 
  * @author TheBusyBiscuit
  *
diff --git a/src/main/java/io/github/thebusybiscuit/slimefun4/utils/itemstack/ItemStackWrapper.java b/src/main/java/io/github/thebusybiscuit/slimefun4/utils/itemstack/ItemStackWrapper.java
index ef0dbbd3e..696d548ad 100644
--- a/src/main/java/io/github/thebusybiscuit/slimefun4/utils/itemstack/ItemStackWrapper.java
+++ b/src/main/java/io/github/thebusybiscuit/slimefun4/utils/itemstack/ItemStackWrapper.java
@@ -24,7 +24,7 @@ import org.bukkit.inventory.meta.ItemMeta;
  */
 public final class ItemStackWrapper extends ItemStack {
 
-    private static final String ERROR_MESSAGE = "ItemStackWrappers are immutable and not indended for actual usage.";
+    private static final String ERROR_MESSAGE = "ItemStackWrappers are immutable and not intended for actual usage.";
 
     private final ItemMeta meta;
     private final int amount;
diff --git a/src/main/java/me/mrCookieSlime/Slimefun/Objects/SlimefunItem/SlimefunItem.java b/src/main/java/me/mrCookieSlime/Slimefun/Objects/SlimefunItem/SlimefunItem.java
index 7520c71c3..b70654d26 100644
--- a/src/main/java/me/mrCookieSlime/Slimefun/Objects/SlimefunItem/SlimefunItem.java
+++ b/src/main/java/me/mrCookieSlime/Slimefun/Objects/SlimefunItem/SlimefunItem.java
@@ -564,14 +564,14 @@ public class SlimefunItem implements Placeable {
      * This sets whether or not this {@link SlimefunItem} is allowed to be
      * used in a normal Crafting Table.
      * 
-     * @param useable
+     * @param usable
      *            Whether this {@link SlimefunItem} should be useable in a workbench
      * 
      * @return This instance of {@link SlimefunItem}
      */
     @Nonnull
-    public SlimefunItem setUseableInWorkbench(boolean useable) {
-        this.useableInWorkbench = useable;
+    public SlimefunItem setUseableInWorkbench(boolean usable) {
+        this.useableInWorkbench = usable;
 
         return this;
     }
@@ -717,7 +717,7 @@ public class SlimefunItem implements Placeable {
     }
 
     /**
-     * This method returns the wiki page that has been asigned to this item.
+     * This method returns the wiki page that has been assigned to this item.
      * It will return null, if no wiki page was found.
      * 
      * @see SlimefunItem#addOficialWikipage(String)
@@ -888,7 +888,7 @@ public class SlimefunItem implements Placeable {
             for (SlimefunItem sfi : SlimefunPlugin.getRegistry().getAllSlimefunItems()) {
                 if (sfi.isItem(wrapper)) {
                     // If we have to loop all items for the given item, then at least
-                    // set the id via PersistenDataAPI for future performance boosts
+                    // set the id via PersistentDataAPI for future performance boosts
                     SlimefunPlugin.getItemDataService().setItemData(item, sfi.getID());
 
                     return sfi;
diff --git a/src/test/java/io/github/thebusybiscuit/slimefun4/testing/tests/listeners/TestSlimefunGuideListener.java b/src/test/java/io/github/thebusybiscuit/slimefun4/testing/tests/listeners/TestSlimefunGuideListener.java
index aadef5254..94cacd965 100644
--- a/src/test/java/io/github/thebusybiscuit/slimefun4/testing/tests/listeners/TestSlimefunGuideListener.java
+++ b/src/test/java/io/github/thebusybiscuit/slimefun4/testing/tests/listeners/TestSlimefunGuideListener.java
@@ -59,7 +59,7 @@ class TestSlimefunGuideListener {
 
     /**
      * This returns an {@link Arguments} {@link Stream} of boolean combinations.
-     * It performs a certesian product on two boolean sets.
+     * It performs a cartesian product on two boolean sets.
      * 
      * @return a {@link Stream} of {@link Arguments}
      */
diff --git a/src/test/java/io/github/thebusybiscuit/slimefun4/testing/tests/listeners/TestVanillaMachinesListener.java b/src/test/java/io/github/thebusybiscuit/slimefun4/testing/tests/listeners/TestVanillaMachinesListener.java
index 71ca41ca3..a36b616f1 100644
--- a/src/test/java/io/github/thebusybiscuit/slimefun4/testing/tests/listeners/TestVanillaMachinesListener.java
+++ b/src/test/java/io/github/thebusybiscuit/slimefun4/testing/tests/listeners/TestVanillaMachinesListener.java
@@ -258,7 +258,7 @@ public class TestVanillaMachinesListener {
     }
 
     @Test
-    public void testBrewingithVanillaItem() {
+    public void testBrewingWithVanillaItem() {
         VanillaItem item = TestUtilities.mockVanillaItem(plugin, Material.BLAZE_POWDER, true);
         item.register(plugin);
 
diff --git a/src/test/java/io/github/thebusybiscuit/slimefun4/testing/tests/listeners/TestVillagerTradingListener.java b/src/test/java/io/github/thebusybiscuit/slimefun4/testing/tests/listeners/TestVillagerTradingListener.java
index ebcc2c629..64961661d 100644
--- a/src/test/java/io/github/thebusybiscuit/slimefun4/testing/tests/listeners/TestVillagerTradingListener.java
+++ b/src/test/java/io/github/thebusybiscuit/slimefun4/testing/tests/listeners/TestVillagerTradingListener.java
@@ -56,7 +56,7 @@ class TestVillagerTradingListener {
         InventoryView view = player.openInventory(inv);
         view.setCursor(item);
         InventoryClickEvent event = new InventoryClickEvent(view, SlotType.CONTAINER, 1, ClickType.LEFT, InventoryAction.PICKUP_ONE);
-        listener.onPreBrew(event);
+        listener.onPreTrade(event);
         return event;
     }