Two hundred years in the future, in a fully colonized solar system, police detective Josephus Miller (Thomas Jane), who was born in the asteroid belt, is given the assignment to find a missing young woman; Julie Mao (Florence Faivre).
Perlite is made from a mined volcanic glass of the same name. As a raw material it contains water, trapped by the rapid cooling of lava. The moisture vaporizes explosively when heat is applied.
Making the world better, one answer at a time. Perlite is an amorphous volcanic glass. Perlite is created from a mixture of hydrated obsidian and mass amounts of water.