Eudiometer truly pioneered by Count Alessandro Volta (1745–1827), an Italian physicist who is well known for his contributions to the electric battery and electricity. Aside from its laboratory function, the eudiometer is also known for its part in the "Volta pistol". Volta invented this instrument in 1777 for the purpose of testing the "goodness" of air, analyzing the flammability of gases, or to demonstrate the chemical effects of electricity. Volta's Pistol had a long glass tube that was closed at the top, like a eudiometer. Two electrodes were fed through the tube and produced a spark gap inside the tube. Volta's
Friar Alessandro Friar Alessandro Alessandro Brustenghi (born in Assisi, Italy on 21 April 1978) also known as Friar Alessandro or at times Brother Alessandro (in English), Frate Alessandro (in Italian) or Frère Alessandro (in French) is an Italian Franciscan friar and a tenor singer of religious music. He is also the first religious brother to land an exclusive record contract with a major record label, in this case Universal Music. Friar Alessandro's debut album is called "Voice from Assisi" (in Italian" La voce da Assisi" or in French "La voix d'Assise"). It was released on 15 October 2012. The initial single is