German chemists Robert Bunsen and Gustav Kirchhoff discovered rubidium in 1861 by the newly developed method of flame spectroscopy Rubidium was discovered in 1861 by German chemists Robert Bunsen and Gustav Kirchhoff through flame spectroscopy. Flame spectroscopy involve taking the substance to be analzed, coating a wire in it, and holding the wire inside of the flame of a Bunsen Burner (guess who invented this! See above). The color of the flame is then recorded.
Prehistoric man discovered cooking most likely by accident, for example by dropping a piece of raw meat over an open flame. They discovered that cooking made food easier to chew and digest, as well as more appetizing and tastier.
The blue flame is called a roaring flame and the yellow flame is called the safety flame.
A yellow flame is named as a safety flame as it isn't as hot as the blue flame
Blue flame is a clean flame.
Blue Flame=Can't see (hotter then yellow flame) Yellow Flame (safety flame)=visible
A Safety Flame Is The Yellowy Orange Flame. It Is Called A Safety Flame Because You Can See It Unlike The Blue Flame
The hottest flame is the blue flame and the coolest flame is yellow.
Blue flame. because it does not have carbon
The external part of the flame is the coolest.
Flame in French is flamme. Flame in Spanish is la llama. Flame in Italian is fiamma. Flame is Greek is floga.
FIRE = flame