Tox on the day! 9 November 1963. An explosion at Mitsui Miike Mikawa coal mine in Fukuoka, Japan; kills 458, & hospitalises 839 with carbon monoxide poisoning. Coal-mine accident which has produced the largest number of casualties. #toxontheday https://t.co/yQRpr0jyVw

Tox on the day! 9 November 1963. Explosion at Miike coal mine, Fukuoka, Japan; kills 458, & hospitalises 839 with carbon monoxide poisoning. The coal-mine accident which has produced the largest number of casualties. #toxontheday https://t.co/yQRpr0j15Y https://t.co/ROLgn9odeJ

Chloroform is trichloromethane, a halogenated hydrocarbon, formerly used as an anaesthetic but now used mostly as a solvent &/or precursor. It decomposes in fire or heat, releasing toxic fumes of phosgene & hydrochloric acid. https://t.co/fEWTyeOX3K 7/17

The prime culprits for causing ciguatera are dinoflagellates of the genus Gambierdiscus, small microalgae that produce ciguatoxins and grow on macroalgae in coral reefs. https://t.co/qHpcf3vPKQ 14/22

Tox on the day! 9 November 1963. An explosion at Miike coal mine, Fukuoka, Japan; kills 458, & hospitalises 839 with carbon monoxide poisoning. Coal-mine accident which has produced the largest number of casualties. #toxontheday @JPIC_PoisonInfo https://t.co/yQRpr0j15Y