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Roland Gesthuizen

HowStuffWorks "How Light Microscopes Work" - 3 views

science.howstuffworks.com/light-microscope.htm

Howstuffworks light optics microscope

shared by Roland Gesthuizen on 29 Jun 13 - Cached
  • Roland Gesthuizen on 29 Jun 13
     
    "In this edition of HowStuffWorks, we will enter the tiny world of light microscopes and examine the various technologies that let them expose what is otherwise undetectable to the human eye."
Roland Gesthuizen

5 Ways to Start a Fire, Using Water - YouTube - 4 views

www.youtube.com/watch

optics science physics chemistry fire scouts combustion safety YouTube

shared by Roland Gesthuizen on 03 Feb 14 - No Cached
  • Roland Gesthuizen on 03 Feb 14
     
    "Fire and water: mortal enemies? Not so fast! Here are 5 ways to start a fire, using water."
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