Dust is everywhere in
a builder's life, and it is
the bane of every
remodeler. Wood, gypsum,
lime, and concrete
are all contributors to
the dusty job site. Add
fiberglass, cellulose, and
rockwool fibers, with a
sprinkling of arsenic
salts and lead, and you
have a witches' brew of
noxious inhalants floating
around the worker's
world.
Choosing the right
mask to protect you and
your employees depends
on the particular hazard
you're facing, how well
the mask fits, and
whether or not it's comfortable
enough to actually
wear. This article will take a look
at some common dust hazards, and the
least expensive and least cumbersome
respirators you can use. But first, here
are a few definitions that will help
clarify the numbers and acronyms in
dust mask specifications.
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