Vapor-compression refrigeration replaced, such as sulfur dioxide. Haloalkanes are also an order(s) of magnitude more expensive than petroleum derived flammable alkanes of similar or better cooling performance. Unfortunately, chlorine- and fluorine-bearing refrigerants reach the upper atmosphere when they escape. In the stratosphere, CFCs break up due to UV radiation, releasing their chlorine free radicals. These chlorine free radicals act as catalysts in the breakdown of ozone through chain reactions. One CFC molecule can cause thousands of ozone molecules to break down. This causes severe damage to the ozone layer that shields the Earth's surface from the Sun's strong UV radiation, and has
Heat of the Sun and "The Sport of Kings" were each split into two parts, bringing the US broadcast to five episodes in total. The complete series was released on Region 2 DVD in the United Kingdom on 6 July 2009. Heat of the Sun Heat of the Sun is a British television crime drama series, created by Russell Lewis and Timothy Prager, that first aired on ITV on 28 January 1998. Set in 1930's Kenya, the series stars Trevor Eve as Superintendent Albert Tyburn, a Scotland Yard criminal investigations officer who is sent to work in Nairobi to reveal the underside of the