Concrete and cement are not interchangeable terms. Cement is the dry powdered substance that is mixed with sand, gravel and water to create concrete. The gravel component in concrete is sometimes referred to as crushed rock or aggregate. Mixing sand, gravel, water and cement in the right proportion is essential to producing durable, high-quality concrete.
Know the numbers. In order to lose one pound, you will need to burn 3,500 more calories than you consume in a day. How many calories you burn in a given day just by existing will depend on your current weight and level of physical activity. You can calculate this by multiplying your weight by ten.
Weight Loss. If you want to lose weight, you will need to adjust your caloric intake accordingly. One pound of body weight is equal to 3,500 calories. To lose a pound a week, you would need to eat 3,500 fewer calories a week, burn that same number of calories in a week or do a combination of the two in a week. With a few simple changes, you can reduce your caloric intake.