Security Technology Exchange Edition: Daily Question (2016.7.21)
Thread Content
1. In the event of a fire in electrical equipment, ____ cannot be used to extinguish the fire without first cutting off the power supply. A. 1211 fire extinguisher B. Chemical foam fire extinguisher C. Dry powder fire extinguisher D. Carbon dioxide fire extinguisher 2. Which of the following statements regarding methods of escaping and self-rescue in case of a fire is incorrect? ____ A. Use the evacuation passages to escape. B. When escaping, bend your head and lower your body; crawl if necessary. C. If your body is on fire and you can’t run, roll on the ground to smother the flames. D. In case of a fire, one can jump down through the balcony window. B;D
B. Chemical foam fire extinguisher D. In case of a fire, it is possible to jump down through the balcony windows.
1. C. ----------2, D.
B D~~~~~~~~~