The poisoner's favorite because of its ready availability--- no one thought twice about a neighbor's visit to the chemist for pesticide. Though, during Victorian times, the industrious poisoner need not travel any further than their front room to gather supplies. It's honestly surprising that we have survived past our Victorian ancestors considering they added arsenic to everything, including paints, wallpapers and even cosmetics.... It's bad enough we consume trace amounts in our drinking water, but to purposely add it to paints and make-up because of its pretty color? Mixing arsenic with copper creates a lovely, yet lethal emerald-green that found its way innocently added to playing cards, candles, curtains, even dress fabric. It might have gone without saying that a person should avoid ingesting something labeled rat poison, but to be aware of inhaling the same poison from the wallpaper hanging in your bedroom or from your hand of poker?? Ah, how many accidenta...