Question

Why is it not advisable to keep food in copper vessels?

Answer 1

Answer:

When Not to Use Copper Utensils: Some people use copper utensils for cooking. Copper has a natural presence in the human body along with many other minerals, metals and irons. Some are essential to the body, but they must be in perfect balance or they can be harmful.

Answer 2

Answer:A reaction occurs and copper metal may get corroded due to the humidity or moistness from the food. When corroded due to the oxides and moistness , copper may make the food toxic.

So, it is advised not to store food in copper vessels.

Additional note: Aluminium kind of has the same effect. So, do not store food in aluminium vessels either.