. . . . . . . . is used as ethylene scavenger in fruit packaging.

Potassium permanganate is used as an ethylene scavenger in fruit packaging.
Ethylene scavengers extend the shelf life and retain the original food quality. Ethylene scavenging is done by chemical reactions and physical adsorption.
It is used as a chemical oxidizer of ethylene. It is widely embedded in various materials as porous sachets to enhance scavenging capability.