Natural Polymers,Pollution caused by plastics

,Pollution caused by plastics

• Plastics are non-biodegradable and cannot be decomposed by bacteria in the environment.

• Plastic objects accumulate and pollute the environment.

• Plastics are carbon-based polymers which burn easily to release toxic fumes.

Natural Polymers

• Natural polymers are important substances found in all plants, animals and food.

• Food is made up of 3 types of polymers:

– Proteins needed for growth

– Carbohydrate which provide the body with energy

– Fats which also provide the body with energy.