Written By: Alkylation, in petroleum refining, chemical process in which light, gaseous hydrocarbons are combined to produce high-octane components of gasoline. The light hydrocarbons consist of olefins such as propylene and butylene and isoparaffins such as isobutane.
Five years in the making, it was the most expensive nature documentary series ever commissioned by the BBC and also the first to be filmed in high definition. Planet Earth premiered on 5 March 2006 in the United Kingdom on BBC One, and by June 2007 had been shown in 130 countries.The series comprises eleven episodes, each of which features a global overview of a different biome or habitat on Earth.At the end of each fifty-minute episode, a ten-minute featurette takes a behind-the-scenes look at the challenges of filming the series.he series comprises eleven episodes, each of which features a global overview of a different biome or habitat on Earth. At the end of each fifty-minute episode, a ten-minute featurette takes a behind-the-scenes look at the challenges of filming the series.
Playing Meet The Young Cast of 'Earth to Echo'. The stars of Earth to Echo are unknown now, but they're part of a movie some are calling the modern day E.T. Lance Bass interviews the fresh faced kids at the Discovery Science Center in Southern California, who fondly recall being cast in the movie. WATCH: The 'Earth to Echo' Trailer.