I know it feels deeply unreal and bizarre that people are wandering around blithely denying we’re in a pandemic, but… humans do this. I just, for example, started casually researching green dye for a murder mystery I’m writing...— Dr Tansy Rayner Roberts (@tansyrr) September 27, 2020
The Victorians were so obsessed with emerald dye (made from arsenic) that they happily kept wearing it, even though doctors all told them it was poisonous, even with newspapers publishing pictures of skeletons in ballgowns...— Dr Tansy Rayner Roberts (@tansyrr) September 27, 2020
And a Buzzfeed article on the topic from 2018.