I don't understand why you would write that, particularly after having read my comments and throwaway2037's comment on this thread. "This is a chemical that is currently produced in various forms by companies and used by people in 2023" and "it was phased out in the 1970s" would seem to be mutually contradictory facts. There's no "nuance" involved. I get that we're not giving you essay-length analysis here, but... I give up.
edit: the LMGTFY for "who makes trichloroethylene": https://www.thomasnet.com/products/trichloroethylene-8767360...
For example: Generally people don't make their own clothes, is a true statement even though there's still plenty of people who make their own clothes.
it's in picrin [1], which is a spot cleaning solvent. You can buy that today.
A paper from 2020 indicates that it is still used and not banned [2]
[1] https://www.a-1products.com/wp-content/uploads/2016/06/Picri...
Trichloroethylene has been a long-standing chemical utilized in dry cleaning and spot removal processes, but its safety towards dry cleaners' health has been questioned in recent years. In 2012, California enacted a ban on using TCE or TCE-based products for dry cleaning.