HUMAN NUTRITION

Detailed explanation-1: -Bacteria growing in sink drains can make hydrogen sulfide gas (“gas”), which smells like rotten eggs. When water runs down the drain, the gas is pushed out where it can be smelled. A cup of household bleach poured down the drain will help kill the bacteria and take care of the smell.

Detailed explanation-2: -At every step along the way, some of those chickens were infected with salmonella, a pathogen that lives in the intestinal tracts of birds and other animals and can easily spread. Invisible, tasteless and odorless, it doesn’t make the chickens sick.