Why is fire blue at the bottom

The ship was six times over capacity, which helps explain the death toll of 1, The Black Dragon Fire of , the largest wildfire in modern times, burned some 20 million acres across China and the Soviet Union, an area about the size of South Carolina. Spontaneous combustion is real. Some fuel sources can generate their own heat — by rotting, for instance. Pistachios have so much natural oil and are so prone to heat-generating fat decomposition that the International Maritime Dangerous Goods Code regards them as dangerous.

Haystacks, compost heaps, and even piles of old newspapers and magazines can also burst into flame. A good reason to recycle Discover when you are done. Register or Log In. The Magazine Shop. Login Register Stay Curious Subscribe. The Sciences. Newsletter Sign up for our email newsletter for the latest science news. Sign Up. Already a subscriber? Want more? Create a free Team What is Teams? Learn more. Why is the bottom part of a candle flame blue? Ask Question. Asked 6 years, 9 months ago. Active 6 years, 7 months ago.

Viewed 16k times. Improve this question. Michael Dy. Michael Dy Michael Dy 1 1 gold badge 2 2 silver badges 8 8 bronze badges. Add a comment. Active Oldest Votes. Improve this answer. David Hammen David Hammen If you look at the chart below, you'll see candles flames about midway ok, cosmologically between the ends: solar bodies and laser radiation terrestrial flames interstellar charged gases I don't have the studies to do a discursive rendering of the chemical energetics, but you can see from this spectrum that most plasmas have fuel sources that are nearly-inexhaustible by comparison.

New Alexandria New Alexandria 3 3 silver badges 13 13 bronze badges. Not helpful. No mention of the part of a flame which is yellow, not blue, and why there is a difference. All your gas needs in Harlow. We offer our gas, plumbing and heating services across Harlow, Bishop's Stortford, Sawbridgeworth, Ware- so we are never too far away! We hope to hear from you soon!

All finance subject to status and credit checks. Toggle navigation. What colour should gas stove flames be? Yellow or red Gas flames should be blue but can sometimes burn red or yellow. What does a blue flame mean? During complete combustion, an LPG flame burns at around 1, degrees C. For natural gas, the flame is around 1, degrees C.