Question

rag picking acts as a saviors for municipal corporations. elaborate on their role in waste managment

Answer 1

Rag -pickers who contribute to solid waste management to some extent are the people are rummage through garbage bins to pick out rags for their livelihood.
These Rag-pickers usually collect the materials that have good resale values as these materials are mostly recycled or reused.

Thats why it is called that they are saviours of municipal corporation .