Uncategorized the eric update – day 872: ahhh, the simple pleasure of a hand-operated, positive displacement, vacuum water pump. November 23, 2006 snowdeal Leave a comment could camp be any funner for a toddler? water doesn’t just come out of a tap, you have to really work for it with a clanky vacuum pump. and if you don’t want to use the outhouse you’re encouraged to pee outside! and there’s a sauna! any jokes about all hunters being like small children will be ignored.