Question

some food was left outside the refrigerator on the hot summer day it is started giving foul smell what kind of changes is it​

Answer 1

Answer:

The micro organinsms convert food to get spoil

Explanation:

Micro organinsm didn't grow in refrigerator and micro organinsm grow in warm place the spoiled get foul smell

Answer 2

Answer

it is a chemical change because it is not same substance