StarFeed
Frederick Kaufman

Frederick Kaufman

Browse by day

Sino ito?

Frederick Kaufman was an Austrian-born American chemist. Kaufman was most notable for his research work which led to a ban on the use of chloro-fluorocarbon aerosol propellants in the United States. Kaufman was director of the University of Pittsburgh's Space Research Coordinat

Ano ang nangyari kamakailan

Walang bagong balita — nagche-check kami kada 6 oras.