Question

what are 4 r method and define fourth one which is newly added in method​

Answer 1

Answer:

THE 4TH METHOD IS REVENUE

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Answer 2

Answer:

RESTORE

INTRODUCTION:-

The 4 R principle is:

4R means Reduce, Reuse, Recycle and Restore

Explanation:

RESTORE :- We can restore resources in their original state wherever possible.

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