Yes, acid can discolour stainless steel. This includes tomatoes, vinegar, citrus and other acidic foodstuffs in your stainless steel sink.
Sulfur causes silver to tarnish.
metallic bond in pure silver metal
Sterling silver tarnishes because when silver is exposed the air it causes chemical reactions and creates Silver Nitrate. This is what will leave black marks on your skin when you wear something made of silver.
It happens with exposure to air and certain chemicals. The silver atoms combine with oxygen to form a layer of silver oxide, which is what causes the discoloration.See the Related Links for "How to clean and polish silver" to the bottom for the answer.
No it does not loose its color
Yes, acid can discolour stainless steel. This includes tomatoes, vinegar, citrus and other acidic foodstuffs in your stainless steel sink.
discolour
There are many causes. The most common ones are due to eating food, coffee, tea, wine, soft drinks and smoking. As teeth are naturally porous, molecules can enter the teeth and discolour them. Our teeth naturally discolour with time during the course of our lives. Even so-called naturally yellow teeth can be whitened.For more information visit: http://www.dentstore.co.uk
It is a metallic surface that will not discolour or stain, especially be oxidisation
Sulfur causes silver to tarnish.
With tissue paper, else it will discolour
YES.It will turn your white wall into black.
metallic bond in pure silver metal
The juices in the apple react with the oxygen in the air, causing the flesh to discolour.
It causes corrosion
Metallic silver