Answer 2: Enamel is the hard material that coats your teeth, and is made mostly of a mineral. However, we call other things enamel. There's enamel paint, which is totally different, and there's also porcelain enamel, which is used to make a lot of dishes.
All of this is due to Amazon's unique approach with the Echo. It's not a portable speaker like we've seen from Jambox and Logitech. Instead, it's a rather large, cylindrical device that needs to be plugged into power. It's something you'll likely just leave in a single spot in your home.
Stranded Power. Stranded Power is electricity that is wasted or unable to be used, normally because where its source is located. The facilities or ability to get it to market may not be available, such as the necessary electric grid is not adequate or in existence. In the wind belt, we have significant amounts of stranded power, particularly at night when the wind blows and the turbines create unneeded electricity.