Philip Terno from New York University pointed out that if open seat cover when flushing, instantaneous cyclone in the toilet will cause bacteria or microorganisms can be brought up to 6 meters high in the air and suspended in the air less than a few hours , And then fall on the shallow excavation and items. Now most of the family, toilet, wash, shower in the bathroom, toothbrush, mouthwash cup, towel and toilet with a room, naturally very susceptible to bacterial contamination. Therefore, should be developed the habit of seat cover covered when the toilet flush.
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