The Birth Of Explosion-proof Telephones

What is explosion-proof? It refers to preventing explosions. To prevent the occurrence of explosions, three necessary conditions must be considered. By restricting one of these necessary conditions, the occurrence of explosions is restricted

What are those three necessary conditions

1. Combustion agents, such as hydrogen, gasoline, etc.

2. Oxidants, such as air, oxygen, etc.

3. Ignition sources, such as open flames, sparks, electric arcs, high-temperature surfaces, etc.