Friday, 20 May 2011

Water Filtration

Construct water filters from 2L plastic bottles (cut into 2), using gravel, cotton wool, paper towel, etc.
We made dirty water using ash and soil.
[Important to explain the difference between 'clear' water and 'clean' water]

1 comment:

DarioScout said...

This is an idea to produce hot water at the scout camp ......for a good hot shower !!

http://www.youtube.com/watch?v=EpFsx-8s6sw

Dario an Italian Scout - AGESCI Manduria 1° -