A mineral-based compound that was widely used for fire protection and insulation in buildings until the 1980s is:

Question

Quizplus · Accepted Answer

Asbestos was widely used for fire protection and insulation in buildings until the 1980s. It is now recognized as a hazardous substance and its use has been banned in many countries. Fiberglass and spray foam are also commonly used for insulation but they do not have fire-resistant properties. Radon is a radioactive gas that comes from the natural decay of uranium in soil and rock and is not related to fire protection or insulation.

A Mineral-Based Compound That Was Widely Used for Fire Protection