Until 1975: Automobile, building
construction and shipbuilding
industries
Until 1990: Contaminant in vermiculite
Today: Exists in older homes and
commercial buildings
- problematic when loose, crumbling, or disturbed
Today: Still used in brake pads, clutches,
roofing material, vinyl tiles, and some
cement pipes
Naturally occurring asbestos is found in
parts of the U.S. areas in asbestos bearing
rocks. It is released:
- when disturbed
- as rocks weather
Conclusion
14 years ago
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