A calorie is a measure of energy, just as a pound is a measure of weight and a mile is a measure of distance. So the amount of energy you exert in doing an activity is measured by the calories burn rate.
A water pressure regulator is a plumbing valve that reduces the water pressure coming from the main water line into the house.o determine if you need a water pressure regulator test the water pressure of the main water supply to your house. You can buy a pressure gauge for a local hardware or home improvement store.
Low water pressure can occur in homes for a number of reasons. The most common is when you have multiple plumbing fixtures running at the same time, i.e. outside hose, shower and/or dishwasher, which reduces the water pressure to each fixture. There are other problems, however, that can cause low water pressure. Pressure Regulators.