From dictionary.com: flammable: "easily set on fire; combustible; inflammable." inflammable: "capable of being set on fire; combustible; flammable." [Standar

From dictionary.com: flammable: "easily set on fire; combustible; inflammable." inflammable: "capable of being set on fire; combustible; flammable." [Standard boilerplate about dictionaries being imperfect reflections of what words actually mean.] [Perhaps less-standard boilerplate about how words can mean different things in different places.] Whatever the nuances are, "inflammable" doesn't mean "fireproof", which is my main point.