disinfectant

1. N-MASS Disinfectant is a substance that kills germs. It is used, for example, for cleaning kitchens and bathrooms. 消毒劑

Effluent from the sedimentation tank is dosed with disinfectant to kill any harmful organisms. 從沉降池流出的廢水被加入消毒劑以殺死一切有害生物。