The high percentage of airborne bacteria found in the study was attributed to the interaction between liquid and air during toilet flushing, along with the siphon phenomenon created by the high ...
Maybe your toilet broke, or it’s hopelessly ... the flapper with a canister that seals around the siphon hole. Canister toilets typically flush more quickly and completely than those using ...
一些您可能无法访问的结果已被隐去。
显示无法访问的结果