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- ...150 degrees Celsius...and is resistant to air and stable when exposed to hydrogen sulfide when used as an artists' pigment." <IMG SRC="../../PIC/refer.jpg" WID24 KB (3,712 words) - 02:52, 22 November 2023
- ...ght actually be useful for something, but I tended to be more aware of the hydrogen sulfide, along with the indolic and skatolic vapors. Milt may be The Man on ill-con51 KB (8,497 words) - 18:47, 3 April 2024