In a certain medical shop, the shopkeeper uses a strategy of using the pages of the old newspaper to make envelopes for medicine. Which of the 3 R strategies was implemented by him?
Reuse
If a new product is made from an old used product by synthesizing, then the process is termed as recycling. Here, the shopkeeper is making paper envelopes out of old newspapers that too without synthesizing them. So he is using reusing strategy.