Filtering and Separating Materials from Rocks Crossword Puzzle

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QUESTIONS LIST:

filter: equipment that can be used to separate insoluble solid from liquid.
funnel: a cone shaped piece of equipment that can be used to get liquid or powder into a small opening.
layer: an amount of material that covers a surface.
aluminum: a very light metal.
carbon: a material that is part of many natural materials including wood, coal and diamond.
diesel: a liquid made from oil that we use as a fuel in lorries and some cars.
fuels: materials that we use by burning them.
iron: a strong metal that is used to make steel.
oil: a black liquid found in the ground used as a fuel.
ore: a rock from which metal can be extracted.
petrol: a liquid made from oil that we use as a fuel in cars.
smelting: heating and melting a metal ore to make pure metal.