Former Republican President Ronald Reagan is widely recognized as one of America's best presidents for economic expansion. But his party's overall economic track record isn't nearly as sterling. Michael Evans/The White House/Getty Images.
Superheated water is liquid water under pressure at temperatures between the usual boiling point, 100 Â°C (212 Â°F) and the critical temperature, 374 Â°C (705 Â°F). It is also known as subcritical water or pressurized hot water..
Once the temperature of hot tap water reaches 120 degrees Fahrenheit, there is a risk of serious burns to the skin. While 120 degree water takes about 10 minutes to reach dangerous levels, each degree over that decreases the time needed for serious burns to occur.