
Does cold water boil faster than hot water? - Skeptics Stack Exchange
May 12, 2017 · Cold water does not boil faster than hot water. The rate of heating of a liquid depends on the magnitude of the temperature difference between the liquid and its surroundings (the flame on …
physics - Does hot water freeze faster than cold water? - Skeptics ...
Jun 28, 2011 · The hot water will evaporate much faster when it is very shallow and spread out. It has less total mass to retain heat and a lot more surface area to cool it and evaporate it. The hot water …
Is there any reason to use cold water over hot water for boiling?
I was always told that boiling cold water in a pot is better for you then boiling warm or hot water (from the sink). Is there any truth to this statement?
Does water always boil at 100°C under normal atmospheric pressure?
Feb 20, 2016 · Superheated water will boil at more than 100°C. In physics, superheating (sometimes referred to as boiling retardation, or boiling delay) is the phenomenon in which a liquid is heated to a …
Does boiling the same water twice make it dangerous to one's health?
The claims every time the same water is boiled, the concentration of dioxins goes up, enough so to be a health concern, boiling water twice makes water poisonous Refutation Health effects of boiling of …
chemistry - Does freshly-boiled water contain more oxygen? - Skeptics ...
Jul 15, 2015 · This reference, beyond confirming that oxygen still remains after boiling, gives an idea of the timescale for the approach of equilibrium. The faster you heat and use the water, the more …
Do holes in pot lids make water boil faster? [closed]
Mar 30, 2015 · The responses to this reddit post make me think that it is a popular belief that holes in pot lids make water boil faster. The claim is that by lowering pressure, the water boils at a lower …
Does honey with warm water and lemon reduce tummy fat?
Rats given food sweetened with sugar grew faster than those given unsweetened or honey-sweetened food. In this experiment, the percentage body fat wasn't different, but in a later almost-replication …
Can a frog be slowly boiled alive without it noticing?
Jul 26, 2011 · Secondly, being partially submerged in water that's 40 °C for enough time is already sufficient to "boil a frog alive", in the same sense you might call dying in a 60 °C hot spa "being …
Does drinking warm or hot water aid in digestion?
Apr 5, 2011 · 18 One of my brother-in-law's coworkers claims that drinking hot water (straight from the tap) aids in digestion. I've been able to find a debunking of cold water causing cancer, but can't find …