When I was temping, spent a day sorting laundry in a lunatic asylum. Had to sort into three piles: whites, coloureds and soiled. The final straw was when a blood stained needle fell out of a bag.
Part time as a student in Christian salvensen warehouse...picking orders for delivery to supermarkets
Shovelling mince into giant drums that processed the mince into bags, in a meat packing factory. I amused myself by biting off my finger nails and spitting them into the mince, then imagining the scene as someone discovered a human thumbnail in their packet of ground meat.