Superheated water is just waiting for some sort of trigger which will let bubbles form and allow boiling to commence. So it just kind of builds up and explodes when you pull it out and disturb it some way. A … When water reaches it boiling point (212 F/ 100 C) all active microbes are killed off. At sea level, water boils at 100 °C (212 °F) and freezes at 0 °C (32 °F). Hot water in a cup is the same, no matter how it got hot. why would anyone boil water, if microwaving can do it in 90 seconds, and produce something identical. The Foundation for a Better Life | Pass It On.com. I mean, all you need for black tea is boiling water, and boiling water is 100C/212F and can't get any hotter. William Gorman, chairman of the Tea and Infusions Association, warns that boiling the same water more than once removes the oxygen and nitrogen and results in a “dull” cuppa. This will also mean a lower air pressure and therefore a lower boiling point (but this will be very insignificant). This microwave trick can almost cut the time it takes to bring water to a boil in half. That depends on what you mean, 1. The temperature at which water boils isn’t the same everywhere. If you boil water at a higher pressure (below sea level, for example), the boiling point would be higher than 100 °C . When the timer shut the oven off, he removed the cup from the oven. As long as you nuke it until it's boiling, you get the same results. It's about what you're made of, not the circumstances.” If you boil the water, but obviously not enough to boil it all away, some water will leave as vapor, so the water left will have a higher concentration of minerals than at the start. If the bowl is real smooth, it can't boil, becuase the bubbles have to have some kind of imperfection to form. Here is a Science fair project presented by a girl in a secondary school in Sussex . There's no nutrition in water - or there shouldn't be - it should be H2O. Other. “The same boiling water that softens the potato hardens the egg. I usually just heat the water in the microwave in the same cup I will be using. Here are some of the pictures from the experiment conducted in … What the girl did was that she used both clean and microwaved water to plants. It seems that I barely get the milk and teabag in my cup before the tea is lukewarm. I am not sure how long he set the timer for, but he wanted to bring the water to a boil. The microwaved water was left to cool before given to the plant, and the other water was heated to boil on a regular stove, and also given after cooled down. Please don't call me stupid and just answer the question. I just read this little story. Is it safe as in are you going to get radiation poisoning form a microwave. Before the days of advanced sanitation, and at- home-water filters, boiling was one of the primary methods used to make water safe. Not that much difference in taste if you boil it (see the bubbles happen) then leave it cool down to desired temperature. Microwaving water is considered by some to be unsafe. Water can become superheated (ie, over 100C/212F without boiling) due to lack of nucleation points. A good cup of tea is a wonderful thing, but if you don't have a hot water tap or a kettle nearby, you may be tempted to toss your mug in the microwave to get some hot water. Discussion in ' ... You have to be careful when microwaving water. I live in an area where there is a lot of limescale, and dissolved salts and impurities will lower the boiling point of water to below 100 degrees C. While fairly close, I do not live at sea level. Should I Boil Water on the Stove or in the Microwave? Boiling does not however, remove dirt, minerals and other debris that water … Regarding boiling water– Is it true that water heated to boiling in a microwave cools faster than the water boiled on the stove? Water in a microwave is heated by friction between individual water molecules, whereas water on a stove is heated from contact with the hot kettle. BUT, be extra careful with microwave because the water might pass the boiling temperature and does not show any bubbles (no bubble formation) and it starts boiling when you move it or shake it or put external object (Tea for example) inside, which might be dangerous. The water will not boil per se even at 212 F. Say miking for 6 mins at full power? ELI5: Why is it "bad" to make tea in the microwave vs a kettle? Boiling water doesn’t exactly take hours to achieve, but sometimes you’re in a rush. When the timer shut the oven off, he removed the cup from the oven. But microwaves don’t heat water evenly, so the boiling process is difficult to control. However, the discerning tea drinkers would be correct in saying that a microwave heats water differently than a stove does. As he looked into the cup, he noted that the water was not boiling, but suddenly the water in the cup “blew up” into his face.