Personnel engaged in related occupations should wear filter gas masks, and operators should learn to save themselves and each other. When entering a confined space or other high-concentration work area, someone needs to be supervised.

(1) Provide safety education for project personnel to prevent hydrogen sulfide poisoning, and wear gas masks before working in suspicious places.

(2) Investigate and register the site where hydrogen sulfide gas may be produced.

(3) Security personnel are responsible for detecting the concentration of harmful gases every day.

(4) Clean the pickle yard and biogas digester, fully ventilate and fasten your seat belt.