Is Brick Dust Dangerous?
That Cloud of Dust You See When a Worker Cuts or Grinds Concrete, Brick, or Stone Is Not Just Harmless Dust. .. It Contains Crystalline Silica. .. and It Can...
That cloud of dust you see when a worker cuts or grinds concrete, brick, or stone is not just harmless dust... It contains crystalline silica... and IT CAN KILL. ... When you inhale the dust, silica particles scar your lungs, causing a disabling, irreversible, and incurable lung disease called silicosis.
How much exposure to brick dust is dangerous?
Because silicosis is caused by cumulative or repeated exposure to respirable crystalline silica, it makes sense that we would want to limit exposure as much as possible! OSHA has set the Personal Exposure Limit (PEL) at 50 micrograms per cubic meter of air, averaged over an 8 hour shift.
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How long does it take to get silicosis?
Silicosis usually develops after being exposed to silica for 10-20 years, although it can sometimes develop after 5-10 years of exposure. Occasionally, it can occur after only a few months of very heavy exposure.