identify two characteristics of combustion reactions

Performance headers are car components that, as his or her name implies increase the performance from the car. To understand them let us first find out how the engine powers your car or truck. The power reaches your car by means of chemical energy kept in the unburnt fuel. It is the auto engine that converts this chemical energy through combustion into mechanical energy and by having a various linkages reaches this mechanical energy on the wheels which drive the vehicle. Predators', a sequel to 'Predator' (1987) and 'Predator 2' (1990), can be an upcoming science fiction, action and horror film directed by Nimrod Antal. Recently, the 20th Century Fox Film Corporation has launched some extremely monumental images, that literally brings the target audience scary moments of horror movies. Predators are called the bloodthirsty alien creatures with bizarre appearance. It has been reported that fans of fantasy films have become excited about this upcoming edition. In addition, viewers will dsicover the top action scenes in which a gang of mercenaries confronted with horrible creatures in the battle of survival with a strange planet. 'Predators' will probably be released inside U.S. on July 9, 2010.