👉 Undercoats are a type of protective clothing worn to protect the skin from harmful chemicals, dust, and other materials that can cause irritation or allergic reactions. They are typically worn underneath a full-body suit or uniform, often in combination with face masks, goggles, or respirators. The primary purpose is to shield the skin from these substances, while also providing some level of protection against external factors such as dust and small particles. Undercoats come in various forms, including synthetic materials like polyester or