sábado, 14 de mayo de 2011

gratest discoveries and invention


Greatest discoveries and invention

Louis Pasteur (12 December 1822 – 28 September 1895)
                                                          
  
French chemist and biologist.



                 
·         He solved the mysteries of rabies, anthrax, chicken cholera and silkworm diseases and contributed to the development of the first vaccines.             
·        He was inventor of process of pasteurization     
                                                 

His work has protected millions of people from diseases through vaccination and pasteurization.

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