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.
Quick Answer. Freon gases have a sweet odor similar to ether or freshly mowed grass. The odor becomes noticeable at concentrations of higher than 20 percent. At 11 percent concentration and higher, Freon gases are toxic, so the effects can become debilitating before the odor is detected. Continue Reading.