What is flammability? why do builders avoid using flammable materials in homes?

Explanation:

The ability of a substance to readily catch fire or ignite in order to cause fire is known as flammability.

Builder use non-inflammable materials while building a house. These materials include gypsum, Portland cement concrete, silica etc.

These non-inflammable materials are used by builders in order to avoid any accidental fire in the house which can lead to loss of property and also the loss of many human lives.

they it depends on if one believes about radioactivity, they make a geiger counter beep but maybe it was going to beep anyway electronics do wierd things all the time or it was programmed to beep near certain metals.