I'm sure many more scientists have either been killed or injured conducting experiments or as a result of experiments.
[10] Karl Scheele - Died from tasting his discoveries
[9] Jean-Francois De Rozier - First victim of an air crash
[8] Sir David Brewster - Nearly blinded
[7] Elizabeth Ascheim - Killed by X-Rays
[6] Alexander Bogdanov - Killed himself with blood
[5] Robert Bunsen - Blinded himself in one eye
[4] Sir Humphrey Davy - A catalog of disasters
[3] Michael Faraday - Suffered chronic poisoning
[2] Marie Curie - Died of radiation exposure
[1] Galileo Galilei - Blinded himself