Namely methyl bromide, commonly used in plant protection as insecticide, fungicide, soil fumigant and grain fumigant. Also used as wood preservatives, low boiling point solvents, organic synthetic materials and refrigerants. Methyl bromide is a substance that depletes the ozone layer.
According to the Copenhagen Amendment to the Montreal Protocol, developed countries will be phased out in 2005 and developing countries will be phased out in 2015. Due to the excellent effect of methyl bromide as a fumigant, methyl bromide is still popular with users. my country is actively promoting the process of phasing out methyl bromide within a time limit.
On October 27, 2017, the list of carcinogens published by the International Agency for Research on Cancer of the World Health Organization was initially compiled for reference, and methyl bromide was included in the list of three types of carcinogens.