Experience how water is filtered in a simple and pure way. This purifying system demonstrates the scientific way of extracting salt from sea water. All you need is a water glass and you’re on your way to creating your own desalination plant.
includes
- 4 Filter sections
- Round filter base
- Funnel shape collector
- Black plastic cup
- Small plastic cup
- Transparent tube
- 2 Transparent caps
- 4 Filter plugs
- Silver reflector card
- Soft wax
- 2 Metal washers
- Fishing line
- 3 Filter paper
- 3 bags of gravel
- 3 bags of sand
- 3 bags of active carbon
