Â» Working with Us Â» Solar Energy Basics Solar Energy Basics Solar is the Latin word for sunâa powerful source of energy that can be used to heat, cool, and light our homes and businesses. That's because more energy from the sun falls on the earth in one hour than is used by everyone in the world in one year.
The parathyroid glands are four tiny glands, located in the neck, that control the body's calcium levels. Each gland is about the size of a grain of rice (weighs approximately 30 milligrams and is 3-4 millimeters in diameter).
1 The bad parathyroid gland(s) is a tumor. It is a benign tumor (not cancer), but it is a tumor.  Most parathyroid tumors are between the size of peanut and a grape. Rarely they can be as big as a golf ball... or bigger. However, the size of the tumor doesn't matter too much, just how much hormone it produces and how much calcium it is taking out of your bones.