In addition to the supercharged HEMI V-8 in the Challenger SRT Hellcat, the new 2015 Dodge Challenger SRT model also gets a power boost with upgrades to the 392 HEMI V-8. Horsepower climbs to 485 from 470, while peak torque jumps to 475 lb.-ft. from 470 lb.-ft.
Chemical digestion begins in the mouth when food mixes with saliva. Saliva contains an enzyme (amylase) that begins the breakdown of carbohydrates. (An enzyme is a protein that can catalyze certain biochemical reactions).hemical digestion begins in the mouth when food mixes with saliva. Saliva contains an enzyme (amylase) that begins the breakdown of carbohydrates. (An enzyme is a protein that can catalyze certain biochemical reactions).
What is Saliva? Did you know that saliva is derived from blood? Thatâs right, saliva acts as the bloodstream in your mouth. Pretty cool right? How to Stimulate Saliva Flow. One of the best ways to stimulate the flow of saliva in your mouth is chewing. This is because it causes the muscles to compress the salivary glands, which in turn releases saliva. Saliva accomplishes a lot of things, but the four main things saliva does is: It helps to moisten and break down food. This allows you to swallow more easily and it enhances your ability to taste.