What material is typically used in electrical power tools for safety in hazardous environments?

Non-sparking alloys are specifically designed materials used in electrical power tools intended for hazardous environments. These materials are crucial in preventing sparks that could ignite flammable substances or materials, such as gases, vapors, or dust present in such settings. The use of non-sparking alloys helps enhance safety by minimizing the risk of fire or explosions, which is a critical consideration in industries where explosive atmospheres may exist.

In contrast, iron and steel can create sparks under certain conditions, which can pose serious risks in hazardous environments. Plastic, while useful in certain applications, may not have the required durability or conductivity needed for effective and safe operation in power tools. Thus, non-sparking alloys represent the best choice for ensuring safety and compliance with OSHA standards in environments where ignition risks are significant.