Asbestos Fiber

Asbestos is a mineral that occurs in the natural environment. It is made up of strands of durable fibers that are fire and heat resistant. When in its natural, whole state, asbestos is not toxic, however when the mineral is broken down and the fibers separate. Drywall and joint compound
Plaster
Gas mask filters pre 1960s
Mud and texture coats
Vinyl floor tiles, sheeting, adhesives
Roofing tars, felts, siding, and shingles[32]
"Transite" panels, siding, countertops, and pipes
Popcorn ceilings, also known as acoustic ceilings
Fireproofing
Caulk
Gaskets
Packing, a system for sealing a rotating shaft
Brake pads and shoes
Clutch plates
Stage curtains
Fire blankets
Interior fire doors
Fireproof clothing for firefighters
Thermal pipe insulation
Filters for removing fine particulates from chemicals, liquids and
Dental cast linings
HVAC flexible duct connectors
Drilling fluid additives