We're On It. One customer service rep who worked for Comcast from 2005 to 2014 at a Tennessee call center says the Make It Right cards didn't necessarily lead to faster resolution, however. A search of the Comcast support forums shows this is true at least some of the time.
What causes a metallic smell? Quick Answer. Reactions between chemical compounds on the skin and metals such as iron and copper can generate a metallic smell, explains Nature. A copper imbalance in the body, which triggers excessive yeast growth, can also cause a metallic odor, notes Dr. Lawrence Wilson.
1 It could be small amounts of blood in the mouth, blood tastes coppery and salty. 2  Not a vitamin deficiency, but too much of a vitamin/mineral can cause metallic taste. 3  If you are taking supplements or vitamins look on the labels and see if there is an abnormally large amount of something.