San Francisco has a crazy plan to fight pee stink with bacteria-eating enzymes

The Bay Area Rapid Transit (BART) system is taking aim at its number one problem — with a new strategy designed to contain the puddles of urine and eliminate lingering pee smells inside its elevators.
Elevator shafts are basically stink-generators
The overhaul will include testing a prototype odor-eating spray called the "Urine-B-Gone System" currently installed in the elevator at Civic Center Station. The lavender scented, enzyme-based spray is misted hourly into the shaft from a grid of