Question

how is fumigant different from a pesticide? name one natural substrance which can be used in place of fumigant?

Answer 1

Pesticides are the part of Fumigant process as they are used to control the pest in gaseous form. hot steam can be used instead of this and some organic fumigant are also available.
The pesticides in gaseous form are called fumigant. Hot steam air is a natural substance that can be used.

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