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OK, so this one’s pretty much true. “It’s best not to,” says Slovis. Hoses tend to lie around in unsanitary places, where animals may defecate. Also, the chemicals in the hose itself could potentially leach into the water. However, if you’re desperate for a drink and there’s nothing else available, “I’d let the water run for awhile and wash off the nozzle and then take a couple of sips,” Slovis says.
