In Once Human, players must gather resources and build gear to survive in a toxic world polluted by Stardust. Charcoal is essential because it is needed for both smelting ores and crafting advanced equipment. If youre just starting out, there will be numerous instances where you'll need Charcoal. Obtaining this essential element is fairly easy and involves gathering the required materials and setting up infrastructure. All you have to know is where to find them. Read on to learn more.