changes that are harmful to us
Answers
Answered by
1
Answer:
The two chemical changes which are harmful to us are given below:
Rusting on metal objects as it deteriorates the metal surface and decreases the efficiency of it.
Rancidity of food items which spoil the foodstuff as it is an oxidation process of food items that spoil the food permanently
Explanation:
plz mark me as a brilliant answer
Similar questions