Federal officials engaged in probing chemical disasters pressured OSHA chief David Michaels and other Obama administration officials in a White House meeting after the West, TX, fertilizer plant explosion to embrace the use of inherently safer technologies (IST) where possible and to revisit a range of longstanding OSHA process safety management (PSM) requirements, and continue to push for tougher regulatory policies, the U.S. Chemical Safety Board chairman told Inside OSHA Online in an interview Tuesday.
December 28, 2025