Organic compounds containing one or more halogens substituted for hydrogen The resulting substituted compound is generally less flammable but more toxic
A compound is said to be halogenated when it contains a halogen A fully halogenated CFC is one in which contains no hydrogen -- all hydrogen has been replaced with chlorine and fluorine A partially halogenated CFC is one in which some hydrogen remains
A compound that has been reacted with, and now contains, one of the elements in column 7 of the periodic table that are only one electron short of a full outer orbital, primarily fluorine, chlorine and bromine