Are broken bulbs hazardous?
The bulbs contain inert gases and approximately 1.5mg. (10w linear) to 10mg (40w linear) of mercury (about the size of a period at the end of a printed sentence). The powder seen in and around a broken tube is from the phosphors most of which remains stuck to the glass. The mercury mostly remains in a liquid state embedded in the phosphors. Exposure from a single bulb is well below OSHA established exposure levels. Clean up using good safety practices would be to sweep up the glass and powder then wipe the area with a disposable moist cloth. DO NOT VACUUM, vacuuming will vaporize the mercury. Dispose of cleaning materials inside a plastic bag as normal household trash.
Related Questions
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- Are broken bulbs hazardous?