But toilet paper is porous, it won’t block microscopic bacteria or viruses.
你講晒啦!
咁porous 都好過冇啦!
最好屋企去, 得閒用酒精清潔添!
Another common belief is that closing the lid before flushing prevents germs from spreading. It feels logical, but a 2024 study from the University of Arizona found closing the lid doesn’t block particles, it only changes the direction in which they’re expelled.
科大做研究明明話可以擋到, 你University of Arizona個研究有幾可信呀?