Copper oxide is basic in nature.Lemon or tamarind is acidic.Hence, when we rub tarnished copper vessel with lemon juice or tamarind, the basic copper oxide reacts with acid(citric acid) present in the lemon or tamarind to form a salt which is washed away with water.Hence,the vessel gets cleaned.
Yes; the green basic copper carbonate is formed on the surface.
It is made of copper about 2 pennies thick
Copper vessels are easily corroded.
Many foods can be made in copper vessels. The only foods that you should avoid making in copper vessels is acidic foods. The copper and acids react and can ruin the food.
no its copper
Drinking water from copper vessels can have some health benefits, as copper is known to have antimicrobial properties and may help with digestion and overall well-being. However, excessive consumption of copper can be harmful, so it is important to use copper vessels in moderation.
When vinegar reacts with copper, it forms copper acetate, which can give the copper surface a greenish-blue color known as patina. This patina changes the appearance of the copper surface by creating a tarnished or aged look.
The hydrated copper carbonate is formed.
CNN.com has an article about spring cleaning and they say to use a tablespoon of salt &1 cup of white vinegar added to boiling water to clean tarnished copper.
Copper vessels can be used to store drinking water. Just be sure that the copper is water resistant enough to be able to withstand the fluid without any of it coming off.
To tarnish copper effectively, you can use a mixture of vinegar and salt to create a natural patina. Simply mix equal parts of vinegar and salt, then apply the mixture to the copper surface and let it sit for a few hours. This will create a tarnished look on the copper.
To dissolve the hydrated cooper carbonate or to remove this coating by erosion.