Engraving from 'Pharmaceutical Journal and Transactions' edited by Jacob Bell, showing the laboratory and equipment.實驗室
Robert Wilhelm Bunsen , German physicist and chemist, inventor of an electric cell and the Bunsen burner. Ca. 1860.
Spectroscopic apparatus used by Robert Wilhelm Bunsen and Gustav Robert Kirchhoff . Discovered Spectrum Analysis which enabled discovery of elements...
unrecognizable young scientist woman sterilizing an inoculation loop on a bunsen burner in a microbiology laboratory. - 本生燈 個照片及圖片檔實驗室
Laboratory technician at work at Astra Zeneca Pharmaceuticals, 11 August 2005. AFR Picture by PHIL CARRICK
Children, Education, Secondary, Teacher lighting a Bunsen burner prior to it being used for a food technology experiment measuring the evaporation of...
close-up of a jeweler's hands melting gold with a flaming torch in preparation for making jewelry in a traditional studio in thailand, and then pouring the gold into a mold to make handmade gold jewelry. bangkok, thailand - 本生燈 個照片及圖片檔
Man holds a glass tube over a bunsen burner as he makes a Christmas tree bubble in a small workshop of the social enterprise "St. George" in Plovdiv...