Question

What do you mean by 4-R principal ?

Answer 1

hey friend here is u r answer

REDUCTION

REUSE

RECYCLING

RECOVERY

this is the 4-R principle

I hope this helps u

have a good day

take care and be safe my friend ❤

Answer 2

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A number of waste prevention techniques are available, and they are commonly summarized as the so-called 4Rs: reduction, reuse, recycling and recovery. Reduction, reuse and recycling are known in the industry as the 3Rs.

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