Nicolae Teclu (Romanian pronunciation: [nikoˈla.e ˈteklu]); (11 October 1839, Kronstadt, Austrian Empire (today Brașov, Romania) – 13 July 1916, Vienna, Austria-Hungary) was a Romanian chemist, who gave his name to the worldwide-used "Teclu burner".
He studied chemistry at the Vienna Polytechnic Institute and later changed to architecture at the Academy of Fine Arts in Munich.
The usage of Teclu burners is very common not only in Romania, but also in many other parts of the world.
[2] His domains of study included: He was also the inventor of several other laboratory items, kept now at the University of Bucharest.
Among these items is a tool for the detection of methane gas, and another one for the preparation of ozone.