Sand and water
Dust and air
Solid particles and oil
Gold particles and alcohol
Rice and iron
Gasoline and water
Steel particles and sand
The components of petrol
Magnetic parts of a car
Salt from seawater
Iron and sand
Benzene and water (non-soluble liquids)
Alcohol and oil (non-soluble liquids)
Propanol and ethanol
Copper particles and water
Pigments from plants
Oil and water
Components of ink
Alcohol and water
Sugar from an aqueous solution