No? Saliva spreads germs easily. If someone with a contagious bacterial or viral infection, with a high enough load in their saliva were to, for example, kiss you, you would easily get sick.
They can the Komodo dragon has germs in it's mouth that will kill people.
Saliva has a chemical that destroy germs and bacteria, to do not let the bacteria or germ make you sick. So we know that saliva is a good protector of yours.
No, if the water that was used to make up the ice contained germs then the ice will still contain these germs - freezing does not kill germs it simply stops them multiplying
Chlorine is commonly used to kill germs in tap water. It is added to water treatment facilities to disinfect the water and make it safe for consumption.
It works by killing germs i.e. bacteria, viruses, fungi and protozoa. There are two main types of toothbrush sanitizers for consumers. One type uses UV light to kill germs. The other type, which is more effective, uses steam to kill germs. Given that some germs can make us sick, killing the germs found on the toothbrush therefore sanitizes the toothbrush.
it doesn't specifically kill 99.99 or 99% of germs but it helps us lot it kills our germs about 55% germs it just say it kills 99.99% germs so people can buy it lot and the shopkeeper will make lot of money or the company man
Chlorine is typically added to city water to kill germs and make it safe for consumption. Chlorine effectively disinfects water by killing bacteria and other harmful microorganisms.
White Blood Cells make a chemical called Interferon, which white blood cells use to kill bacteria and germs.
Human saliva is not a good cleaner, because saliva is mainly meant for the digestive system. Saliva was meant to break down starches while the food is being chewed, so saliva does not make a good cleaner. Saliva was not meant to clean.
they're already harmless...how does it go harmless to harmless
If a toilet is used in a town, it is flushed along a water borne sewerage system until it arrives at a water treatment works where it is treated and made harmless. In the country, a septic tank may be used to treat sewage. Basically, there are strong germs in there which "eat" the poo. You must not put disinfectant chemicals down a septic tank system because it will kill the germs that eat the waste and will make a horrible mess that is expensive to fix.
They help prevent the spread of diseases because they kill germs. They are therefore used in hospital to ensure a sterile environment and in homes to make sure that areas of the house are clean and as germ free as possible.