2010165438+1October 15 A high-rise apartment building on Jiaozhou Road, Yuyao Road, Shanghai caught fire. The cause of the accident has been initially identified, which was caused by illegal operation

2010165438+1October 15 A high-rise apartment building on Jiaozhou Road, Yuyao Road, Shanghai caught fire. The cause of the accident has been initially identified, which was caused by illegal operation of unlicensed welders. (1) The welder's illegal operation caused sparks to splash on flammable materials such as nylon net and polyurethane foam, reaching the ignition point of flammable materials such as nylon net and polyurethane foam, thus causing a fire.

Answer: Make the combustible temperature reach the ignition point;

(2) Strong wind and fast airflow provide more oxygen for combustion, so strong wind accelerates the spread of fire.

A: The wind provides enough oxygen.

(3) Cover your nose and mouth with a wet towel to prevent harmful substances from invading your body (reasonable).

Answer: Cover your nose and mouth with a wet towel.