Question

“Follow the 3 Rs and repair the Earth.” On the basis of this statement, identify which of the following ‘R’ is followed when fly ash from power plants is used as a cement substitute.

Options

• Reduce

• Reuse

• Recycle

• Recharge

Answer 1

Reuse

Explanation:

Reuse means to use something again, either for its original purpose or repurposed for a different task. Recycling means converting waste into material that can be used to remake the item or make something else.