Question

why is aluminum foil is used for packging?(any three)

Answer 1

It is useful as

It helps in retaining the heat inside.

Answer 2

to keep food away from bacteria....
to keep the food fresh.......
to keep the food in same condition... i.e it keeps the food in hot.......

I hope it is useful for u.....thank you ....

IF U LIKE THIS ANSWER THEN PLS MARK AS BRAINLEST ANSWER......