DTSC Proposes ‘Regulatory Responses’ To Remedy Risks From Spray Foam

California’s toxics department is proposing three “regulatory response” mandates for makers of certain spray polyurethane foam (SPF) systems -- reporting, safety training and researching safer alternatives -- six years after listing systems with “unreacted methylene diphenyl diisocyanate” (MDI) under its Safer Consumer Products (SCP) green chemistry program. “Through these regulatory responses, we aim to protect workers and DIYers from exposure to [MDI], which is a respiratory sensitizer that can cause asthma. In addition, we hope to spark green chemistry and...