he invented tools
186677 this is a fake website
he did not die yet
it was trrabel
Science
Emmett W. Chappelle invented a way to detect life on other planets using bioluminescence, a chemical reaction that produces light in living organisms. He also developed methods to detect pollutants in the environment and improve the productivity of plants.
Boston, Massachusets
Brown secondary school
yes he is go on the internet and see pictures
emmett chapplle was scientest he did science work
Elaine Chappelle
no
Emmett W. Chappelle created LIF. A laser that can cause bio-luminescence.