Nanoparticles

• Nanoparticles are tiny (1nm = 1 x 10^-9)
• Nanoparticles have a very high SA:V ratio

  • Makes them good catalysts
• Uses of nanoparticles

  • Suncream
  • Deodorant

  This is because the absorbed very easily by the skin
• Pros and Cons of nanoparticles

  Pros:

  • High SA:V ratio
  • Catalysts
  • Conduct electricity
  • Strong

  Cons:

  • Don't know the long term risks