The widely used dry-cleaning and degreasing solvent perc can be converted to useful chemicals by a new clean, safe and inexpensive procedure. The discovery using on-demand UV activation may open the ...
In December 2024, the agency finalized a rule under the Toxic Substances Control Act identifying perchloroethylene (perc), a ...
State Environmental Regulation columnist Charlotte A. Biblow writes that about 70 percent of the dry cleaners located in the state still use perc as their solvent of choice, despite a 1997 regulation ...
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