2. Calcium is added to make building stones and cement.
3. Calcuim can be found in your diet. 72% of the calcuim in the US comes from dairy products. Some foods are milk yogurt and cheese
4. Calcuim plays a big role in making the muscles contract, It helps send messages through nerves. If the calcuim levels are low the body will steel calcium from the bones.
5. Doctor can take pictures of our bones because of calcium. Calcium doesnt let certain energy, called x-rays through them, and so they appear bright white on the paper.
6. Calcium salts are used to make a deep orange color in fire works