butane purchased at a hardware store often contains chemicals like benzene, which is known to cause cancer.
Recently, at a pot-centered radio program, someone offered me a “dab” of butane honey oil (BHO)—a concentrated form of cannabis.
Unable to afford electricity, butane, or propane, the students, like their neighbors, relied on wood for their cooking.
butane bu·tane (byōō'tān')
Either of two isomers of a gaseous hydrocarbon produced synthetically from petroleum and used as a refrigerant, and aerosol propellant and in the manufacture of synthetic rubber.