Thyroid hormone tells all of the cells in your body how busy they should be. Too much thyroid hormone (hypERthyroidism), and your body goes into overdrive; not enough thyroid hormone (hypOthyroidism), and your body slows down.
Place the pot on the stove and turn the heat to high. Check for steam escaping from under the lid, then lift the lid carefully to see how the water is doing. Look at the water. If large bubbles are rising from the bottom of the pot to the surface, the water is boiling.
100 212. 2nd answer: Water boils at 212 degrees on the Fahrenheit scale, which is 100 degrees on the Celsius scale, but only at sea level at a specific air pressure. If you boil water, say, half-way up Mount Everest, the boiling point temperature is so low that it is very difficult to cook food.