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en.wikipedia.org/wiki/Flame

A flame (from Latin flamma) is the visible, gaseous part of a fire. It is caused by a highly ... In this state they can then readily react with oxygen in the air, which gives off ... butane flame on the right shows that the blue color arises specifically due to ... For a given flame's region, the closer to white on this scale, the hotter that ...

van.physics.illinois.edu/qa/listing.php?id=1552

If you heat a piece of steel until it looks white, it is quite hot. ... If something is even hotter than this (so hot that it looks blue to our eyes) it means that the ...

van.physics.illinois.edu/qa/listing.php?id=1545

Why are blue flames hotter than yellow flames? married men ... When a flame glows white, its temperature is somewhere in between those two. White is what ...

www.quora.com/How-hot-is-blue-fire-as-compared-to-white-fire-What-is-the-relationship-between-fire-color-and-temperature

It depends. Hot objects radiate light across the spectrum. You may have heard the term "color ... Note that a blue propane flame is hotter than a yellow one, but this is just due to efficient combustion, and the difference is likely in the hundreds of ...

maggiemaggio.com/color/2011/08/fire-ii-color-and-temperature

Aug 26, 2011 ... The dominant color in a flame changes with temperature. The photo of the ... Anytime you see blue in a fire it is hotter than white. The range is ...

sciencing.com/colors-fire-hot-8631323.html

Apr 25, 2017 ... Flames often appear white when emitting a variety of colors at the same time, ... At hotter temperatures, the flame color moves into the blue/violet end of ... Objects that emit violet or ultraviolet light are hotter than those that emit ...

www.uwgb.edu/dutchs/AstronNotes/Blue%20and%20Green%20Flames.html

Mar 12, 2013 ... It's not unusual to see small blue and green flames when watching a .... more blue, violet and ultraviolet than red, and they actually appear blue-white. ... If your kitchen stove is giving off flames hotter than 12,000 K, you won't ...

www.reddit.com/r/explainlikeimfive/comments/3hj6z1/eli5_how_hot_can_fire_really_get_is_white_the

White hot is about 6000 K and as it gets hotter it approaches cyan. I have heard that the blue when you light a match is actually from electrons ...

www.reference.com/science/temperature-white-flame-15566bb89f2fdeae

For non-organic burning, such as gas or other chemicals, the range includes blue . Blue flames are hotter than white ones. The more white a non-organic flame ...