1 Make sure you take in enough calcium if your blood test results indicate hypocalcemia. 2  The recommended intake of calcium daily, for bone health, is based on your age and race. 3  If you are: 4  A man, age 25 to 65 years-take 1000 mg of calcium a day.
Heat capacity is an extensive property of matter, meaning it is proportional to the size of the system. When expressing the same phenomenon as an intensive property, the heat capacity is divided by the amount of substance, mass, or volume, so that the quantity is independent of the size or extent of the sample.
The fan is used to ventilate the heat sink and to avoid the temperature of the heat sink getting too high. Up to 2 fans can be directly connected and controlled by the TEC controller. The TEC controller is able to control fans which support the following features: 1  PWM control signal input to control the fan speed.. The heat sink absorbs the heat load at the warm side of the Peltier element and dissipates it to the surrounding air. The heat sink has to be large enough, so that its temperature doesn't get too high.