During college she’d rented a house with some other girls. The kitchen drain kept getting clogged. They didn’t have money to hire a plumber. Zula had not grown up on an Iowa farm for nothing. The key thing you had to know was that the pipe nuts that held drain traps in place, though they looked huge and immovable, were generally applied finger-tight, since all that was necessary was to compress an internal O-ring around the pipe, and cranking it down with a wrench would not make it seal any better, in fact would only inflict damage.