Sie suchten nach: masaa hours, dakika 1 (Swahili - Englisch)

washiriki kutoka sehemu mbalimbali za dunia wametengeneza filamu zinazochukua muda wa dakika 1 kwa kuzingatia mada zinazohusiana na mabadiliko ya hali ya hewa, maendeleo endelevu pamoja na bayoanuai.
participants from around the world have produced 1-minute long movies on topics related to climate change, sustainable development and biodiversity.

vieuzi vilivyo na alkoholi kwa asilimia 70% huuwa 99.97% (mapunguzo ya logi ya 3.5, sawa na mapunguzo ya desibeli 35) ya bakteria sekunde 30 baada ya kuvitumia na 99.99% hadi 99.999% (mapunguzo ya logi 4 hadi 5) ya bakteria kweneye mikono dakika 1 baada ya kuvitumia.vieuzi vya mikono vinafaa zaidi dhidi ya bakteria na havifai sana dhidi ya virusi fulani.
alcohol rub sanitizers containing 70% alcohol kill 99.97% (3.5 log reduction, similar to 35 decibel reduction) of the bacteria on hands 30 seconds after application and 99.99% to 99.999% (4 to 5 log reduction) of the bacteria on hands 1 minute after application.hand sanitizers are most effective against bacteria and less effective against some viruses.