ICSE

Salting is a common method of preserving foods like fish, pickles, cheese and so for long periods of time.

Pasteurization is a technique of partial sterilization applied usually to milk.

Botulism is a very serious food poisoning due to a special bacterium.

Putrefaction is the incomplete breakdown of organic matter of bacteria, emitting a foul smell.

Decay is the complete breakdown of organic matter by bacteria without giving out a foul smell.

Toxoids are the inactivated toxins of the particular bacteria, which can still stimulate the production of the respective antibodies such as those for producing immunity against diphtheria and tetanus.

Introduction of weakened germs or dead germ substances into the body for developing resistance to a particular disease.

A preparation consisting of weekend germs or dead germs substances.

Antitoxin is a substance produced in animal bodies that reacts with the poison produced by the invading germs.

Toxins are poisonously released by pathogenic bacteria during their growth or upon their breakdown after they die.