Glue guns and hot melt adhesives are generally safe to use and pose virtually no hazards to health. However, adhesives are used in a molten state at high temperatures. There may be a small risk of harm, such as burns and damage to surfaces if they’re not used correctly and safely.

Can a glue gun explode?

While the current runs, the element gets hotter and hotter making it reduce its resistance allowing for even more current to flow. At some point, the current is so high that it starts to arc across the plates and causes the explosion that trips the breaker.

How do you stay safe with a hot glue gun?

Operating Precautions Always wear leather or heat resistant gloves and safety glasses or goggles when using a hot glue gun. Keep the hot glue gun away from flammable materials and use in work areas that are clean and dry. Use a wire or metal safety stand to hold the hot glue gun when you are not using it to glue items.