How hot is a blowtorch?
Why is hot fire blue?
Because, flames consists of photons which can be defined as quantum of energies of varying freq. and wavelengths in the electromagnetic spectrum, blue has higher freq. than the red colour. Thus, energy is directly proportional to energy which makes the blue flame hotter than the red flame.
Is red fire hotter than blue fire?
How hot can a propane torch heat metal?
How hot is a gas burner?
Consumer air butane torches are often claimed to develop flame temperatures up to approximately 1,430 °C (2,610 °F). This temperature is high enough to melt many common metals, such as aluminum and copper, and hot enough to vaporize many organic compounds as well.