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Chloroform, [10] or trichloromethane (often abbreviated as TCM), is an organochloride with the formula C H Cl 3 and a common solvent.It is a volatile, colorless, sweet-smelling, dense liquid produced on a large scale as a precursor to refrigerants and PTFE. [11]
The most important is dichloromethane, which is mainly used as a solvent. Chloromethane is a precursor to chlorosilanes and silicones. Historically significant (as an anaesthetic), but smaller in scale is chloroform, mainly a precursor to chlorodifluoromethane (CHClF 2) and tetrafluoroethene which is used in the manufacture of Teflon. [2]
Scientists at San Jose State University say that a large fire that burned at a battery plant in Monterrey County, California earlier this month has left heightened levels of heavy metals in a ...
An executive order signed by President Trump in late January called for the EPA to expedite its removal of hazardous materials from the Los Angeles area wildfire zones.
It also maintains List I of chemicals and List II of chemicals, which contain chemicals that are used to manufacture the controlled substances/illicit drugs. The list is designated within the Controlled Substances Act [ 1 ] but can be modified by the U.S. Attorney General as illegal manufacturing practices change.
As schools across wildfire impacted areas of Los Angeles begin to reopen, parents have concerns about toxic ash that could be harmful to their children. Kelli Ferrone's daughters' school, Canyon ...
It is commonly used as a stand-alone treatment or in combination / co-formulation with methyl bromide and 1,3-dichloropropene. [14] [15] Chloropicrin is used as an indicator and repellent when fumigating residences for insects with sulfuryl fluoride which is an odorless gas. [citation needed] Chloropicrin's mode of action is unknown [16] (IRAC ...
Gov. Gavin Newsom this week stymied implementation of landmark state environmental legislation that would have limited the amount of single-use plastics sold and distributed in California.