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measuring rocks

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rocks

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Lab equipment

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1.cylinder-has traditionally been a three-dimensional solid, one of the most basic of curvilinear geometric shapes. 
2.flask-can be used for making solutions or for holding, etc. for chemical reactions or other processes such as mixing, heating, cooling, dissolving, precipitation, boiling, or analysis.
3.watch glass-a circular concave piece of glass used in chemistry as a surface to evaporate a liquid, to hold solids while being weighed, for heating a small amount of substance and as a cover for a beaker.
4.funnel-a pipe with a wide mouth and a narrow stem. It is used to channel liquid or fine-grained substances into containers with a small opening. Without afunnel, spillage may occur. Funnels are usually made of stainless steel, aluminium, glass, or plastic.
5.test tube-a clear glass or plastic container that is much longer than it is wide, commonly has a U-shaped bottom, and has an open top. Test tubes are used to hold, mix, and heat chemical experiments. 
6.pipette-are plastic or glass …