4. Nano in computing and electronics: -make devices cheaper, faster
and with more memory;

5. After Before
-better screens;

8. -quick charge batteries;

9. Nano’s role in building Comonly used materials:

10. NANO IN COSMETICS AND PERSONAL CARE:
-silver nanoparticles are used in many personal care products,
because they are very effective at killing bacteria;

11. nano in  curling tongs

12. NANO AND ENERGY:
-solar panel 'wallpaper;'

13. -energy storage;

14. -energy saving

15. NANO AND THE
ENVIRONMENT:
-better pollution sensors;

16. -clean up systems;

17. -cheap and portable
water treatment

18. NANO IN FOOD:
-nano nosh;
-natural nano

19. -improvements in diagnosing illnesses more easily;
NANO IN MEDICINE:
-improvements in diagnosing  illnesses more easily; 
-treating illnesses  by better targeting of drugs

20. THE END