How Does UV Light Kill Germs?
UV light is an effective disinfectant for disinfecting. Main used in disinfectant. But have you ever thought, how does it work to kill germs?
microorganism
Covid-19: Is It A Deadly Virus?
In December 2019, dozens of people in Wuhan, China, developed pneumonia. It turns out that this is caused by a virus similar to the SARS virus.
Does Drinking Alcohol Can Kill Viruses and Bacteria?
Alcohol is one of the most important compounds because it can be easily changed to and from many other types of compounds.
Why Is Earth’s Surface Not Covered With Poop?
All living things produce waste substances. Total human and animal feces production in 2030 is estimated that it will touch 4.6 million tons per year.
Do Humans Decompose If They Died in Space?
Humans get ready to explore outer space and live there permanently. But if humans die out there, what happens to the human body?