1, the key of preventive measures is to put an end to the phenomenon of running, running, dripping and leaking chlorine gas on site, improve the accident early warning system, formulate a standardized emergency plan for unexpected accidents, and conduct scientific, effective and skilled plan drills.

2. Strengthen the safety technical training for operators and improve their emergency handling ability for common accidents.

3, equipment and pipelines should be kept tight, found fault timely treatment, filling platform should be equipped with automatic cut-off valve.

4, homework to wear chemical protective clothing, and will be skilled in using breathing apparatus, gas masks and other fire equipment.

5. The cylinder storage area should be equipped with special emergency equipment such as chlorine absorption pool, eye washer gas mask, air respirator and chemical protective clothing.

6. When chlorine gas leaks, the emergency repair personnel should wear chemical protective clothing and gas masks first, and then carry out on-site emergency repair under the condition of ensuring that personal protection is in place. In the emergency repair, provide better ventilation conditions for the site to reduce the chlorine concentration in the air.