Halon 1211 also has a global warming potential of 1890 , whereas Halotron I 's GWP is 77 , being a 96 % reduction .
It was originally introduced in 1992 to replace the severely ozone - depleting Halon 1211 ( bromochlorodifluoromethane ) .
bromochlorodifluoromethane   also has a global warming potential of 1890 , whereas Halotron I 's GWP is 77 , being a 96 % reduction .
It was originally introduced in 1992 to replace the severely ozone - depleting Halon 1211 ( bromochlorodifluoromethane ) .