NISA

Yep. “We’re not stupid” was just one of the many memorable moments at last week’s public hearing on OSHA’s proposed rule on respirable crystalline silica. The remark came from epidemiologist Robert Park of CDC’s National Institute for Occupational Safety and Health (NIOSH).  He was compelled to respond to a comment made by Tony Cox, a consultant retained by the American Chemistry Council. Cox, who was expounding on the OSHA’s peer-reviewed risk assessment, asserted that the agency has not demonstrated a causal link between silica and lung disease at OSHA’s proposed permissible exposure limit…