I don't know about papers but I had a doctor tell me they are overrepresented among snipers in the military. ADD could be an advantage to hunting.
Sorry I believe it was copper etching maybe, probably not glass. Been a while...
Sounds like something I remember from chemistry class but I can"t remember exactly what it was (this was several decades ago now), I think it was sometimes used for etching glass, but if it got into your body -- I'm not…
I don't know about papers but I had a doctor tell me they are overrepresented among snipers in the military. ADD could be an advantage to hunting.
Sorry I believe it was copper etching maybe, probably not glass. Been a while...
Sounds like something I remember from chemistry class but I can"t remember exactly what it was (this was several decades ago now), I think it was sometimes used for etching glass, but if it got into your body -- I'm not…