Question

why should pickles are not allowed to store in aluminium foil

Answer 1

it is a fact that lemon pickles is acidic in nature , and aluminium foil is an metal so it can react with lemon

Answer 2

Pickles are not allowed to store in an aluminium utensil because pickle contains acid which reacts with aluminium.Acids reacts with aluminium which produce poisonous substance in reaction with aluminium.So that why we dont allowed persons to store pickle in aluminium utensil.