The main issue is body composition (see the body fat calculator for more). Calorie expenditure will vary depending on the ratio of body fat to muscle or lean mass. NOTE that as our bodies adapt to exercise and our body composition changes - so will the amount of Calories burned.
The definition of a throttle is a valve that controls the fluid flow. An example of a throttle is a car part that controls how fuel moves through the system. Throttle is defined as to control the speed of an engine or the flow of fuel in an engine, or to hold down or choke.
Getting the Throttle Body in Place 11 January 2013. For your car to have a proper intake of air, a good throttle body must be installed properly. The throttle body is the one that controls the amount of air entering your engine's combustion chamber. To help you out, here are the steps on getting the throttle body properly in place: 0.25-inch sockets.