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California requires the following notice:
WARNING
Some dust created by power sanding, sawing, grinding,
drilling, and other construction activities contains
chemicals known to the State of California to cause
cancer, birth defects or other reproductive harm. Some
examples of these chemicals are:
•
Lead from lead-based paints.
•
Crystalline silica from bricks, cement, and other
masonry products.
•
Arsenic and chromium from chemically treated
lumber.
Your risk from these exposures varies, depending on how
often you do this type of work. To reduce your exposure
to these chemicals: work in a well ventilated area, and
work with approved safety equipment, such as those
dust masks that are specially designed to filter out
microscopic particles.