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.
Creatine is a natural substance that turns into creatine phosphate in the body. Creatine phosphate helps make a substance called adenosine triphosphate (ATP). ATP provides the energy for muscle contractions.The body produces some of the creatine it uses. It also comes from protein-rich foods such as meat or fish.ack in the 1970s, scientists discovered that taking creatine in supplement form might enhance physical performance. In the 1990s, athletes started to catch on, and creatine became a popular sports supplement.