Is Glass Biodegradable ?

Is Glass Biodegradable ? This is one of most frequently asked question in competative examinations in India. The Correct Answer is It is degradable, but not biodegradable. Biodegradable involves the action of living organisms breaking down a substance. Glass breaks down by physical forces acting on it's structure. It is after all made from natural substances, and has been made for millenia

Biodegradation is the chemical dissolution of materials by bacteria or other biological means. Although often conflated, biodegradable is distinct in meaning from compostable. While biodegradable simply means to be consumed by microorganisms and return to compounds found in nature, "compostable" makes the specific demand that the object break down in a compost pile.

QUIZ. Which of the following is a biodegradable waste?
(1) Plastics
(2) Polythene
(3) Glass
(4) None of these
Ans: D