The separation route

Build a route from mixture to product. Which step comes first?

Mission 1 of 4

1234

Remove sand from water

Your mixture: watersand

Tap the lab or use the buttons below
Choose an operation and see what happens.
Look at the substances and choose your first step.

Simplified model: salt and dye do not evaporate with water; this dye binds fully to activated carbon. Colourless does not mean drinkable.

4 missions without a failed attempt = one star. No time limit.