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Occupational Health Branch

The Occupational Health Branch (OHB) promotes safe and healthy workplaces for all Californians.

​​What's New at OHB?

Silicosis in stone fabrication workers

Two California workers died in 2018 at the ages of 36 and 38 from severe silicosis. Both had jobs at a stone countertop fabrication company, working on engineered stone which can contain more than 90% silica. Read a new MMWR article about this case, see a visual abstract, and download our silica safety resources.
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