>>14400621>>14401304>>14401470You need lead to burn glucose. The brain is supposed to work the way it does with lead, the way without it makes you retarded, and be unaware of it. Also it seems you need it for other things like eyes and bones, hormones. We are getting fucked up from its absence. Rome fell when it was depleted.
>>14400949This possibly unironically and languages declined as people were too lead deficient to speak them.