Outdoor components of a residential air-source heat pump. A heat pump is a device that transfers heat energy from a source of heat to a destination called a heat sink. Heat pumps are designed to move thermal energy in the opposite direction of spontaneous heat transfer by absorbing heat from a cold space and releasing it to a warmer one.
Mini Bio (1) Screamin' Jay Hawkins was best known for his song I Put a Spell On You,  which he recorded on the Okeh label in 1956 and which helped win him cult status in the United States, Europe and Japan.
From Wikipedia, the free encyclopedia.  Who Am I  is a song recorded by Christian rock band Casting Crowns. Written by Mark Hall and produced by Mark A. Miller and Steven Curtis Chapman, it was released on February 22, 2004, as the second single from the band's 2003 self-titled debut album.