A composition for transforming a chrysotile asbestos-containing material into
a
non-asbestos material is disclosed, wherein the composition comprises water, at
least about 30% by weight of an acid component, at least about 0.1% by weight of
a source of fluoride ions, and a stable foam forming amount of a foaming agent
system composed of a non-ionic alkyl polyglycoside alone or with additional non-ionic
foaming agents. A method of transforming the asbestos-containing material into
a non-asbestos material using the present composition in the form of a foam also disclosed.