Ibi bifitanye isano na gaz ya Butane kumashanyarazi yamakuru yamakuru , aho ushobora kwiga kubyerekeranye nibigezweho muri gaze ya gaz ya Butane kumashyiga yimukanwa hamwe ninganda zamakuru ajyanye nayo, kugirango bigufashe kumva neza no kwagura kanseri ya Butane kumasoko yimodoka yimurwa .