I had a dental problem when my first molar broke some months ago and after some decay and pain I am undergoing a dental treatment. The doctor was performing a root canal and kept on talking about ...
Germs can develop antimicrobial resistance. It is a problem serious enough to deserve an FAQ page on the WHO website (http://www.who.int/mediacentre/factsheets/fs194/en/). But how about surfactant ...
After using soaps, we rinse our hands with water. Do bacteria from the water attach themselves to our hands again? If we wipe our hands to cloth after washing our hands, do bacteria from the cloth ...