1873, in the meaning defined above
“Benzene hexachloride.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/benzene%20hexachloride. Accessed 4 Mar. 2025.
benzene hexachloride
Note: Benzene hexachloride is commonly called BHC.
Britannica.com: Encyclopedia article about benzene hexachloride
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