How to replace the EVAP purge valve on 1997 to 2003 Ford F-150 pickups equipped with a 4.6L or 5.4L V-8. The purge valve is a component of the engines evaporative emissions control system and purges vapor from the charcoal canister.
Creatine supplements are athletic aids used to increase high-intensity athletic performance. Researchers have known of the use of creatine as an energy source by skeletal muscles since the middle of the 20th century. They were popularized as a performance-enhancing supplement beginning in the 1990s.esearchers have known of the use of creatine as an energy source by skeletal muscles since the middle of the 20th century. They were popularized as a performance-enhancing supplement beginning in the 1990s.
For the use of creatine to increase athletic performance, see Creatine supplements. Not to be confused with creatinine. Creatine (/ËkriËÉtiËn/ or /ËkriËÉtÉªn/) is a nitrogenous organic acid that occurs naturally in vertebrates and helps to supply energy to all cells in the body, primarily muscle.This is achieved by increasing the formation of adenosine triphosphate (ATP).e later named the crystallized precipitate after the Greek word for meat, ÎºÏÎ­Î±Ï (kreas). Early analysis showed that human blood is approximately 1% creatine, and the highest concentrations are found in animal blood, brain (0.14%), muscle (0.50%), and testes (0.18%).