Question

5. Plastic waste can be​

Answer 1

Explanation:

Plastic roads mainly use plastic carry bags, disposable cups and PET bottles that are collected from garbage dumps as important ingredients of the construction materials. By usingplastic waste as modifier, we can reduce the quantity of cement and sand by their weight, hence decreasing the overall cost of construction.

Answer 2

Plastics have a high energy content that can be converted to electricity, synthetic gas, fuels and recycled feedstocks for new plastics and other products of chemistry. Recovering this abundant energy also reduces waste sent to landfills and complements plastics recycling.