July 30, 2013 at 05:05 PM
OSHA's planned regulations to reduce workplace exposures to crystalline silica dust are leading to friction with industry stakeholders -- not just over the contentious plan to lower the permissible exposure limit (PEL) for silica, but also because of strict monitoring and training requirements likely to accompany such a rule, according to industry sources, who also say the rule probably faces tough court challenges.