<tfoot id="ss6ui"></tfoot>
<strike id="ss6ui"></strike>
1. Do not pour flour near an open flame. Flour is very small dust particles that diffuse into the air when dumped. When a certain concentration is reached, even a touch of open flame can cause an explosion.
56 Order
There are four commonly used methods of extinguishing fire: isolation method, suffocation method, cooling method, and chemical suppression method.
16 Order
Fire extinguishers are divided into dry powder extinguishers, foam extinguishers and carbon dioxide extinguishers. Dry powder fire extinguishers are commonly used. When using them, you should first shake the bottle back and forth to loosen the dry powder inside, and then pull out the lead seal and safety plug. The posture is to hold the nozzle with your left hand and hold the handle with your right hand.
23 Order
Fire is almost the most common and most likely disaster around us, and fire extinguishers are common fire-fighting tools in our lives. The following are the steps for using fire extinguishers compiled by the editor, hoping to be helpful to everyone.
21 Order