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also known as separation funnel, separating funnel, or colloquially sep funnel, is a piece of laboratory glassware used in liquid-liquid extractions...
Funnels are use for separating solids to liquids by putting a tissue in the hole of the funnel or pouring the jar or bottle without spilling on the outside:))
fun·nel [fúnn'l]noun (plural fun·nels)1.utensil used in pouring liquids: a cone-shaped utensil with a large opening at the top and a small opening or tube at the bottom. Use: to guide liquids and...
Assuming you are in a lab with access to glassware, any container can be used as a sep funnel, really. When separating the layers, you must carefully decant the top layer (very difficult) or use a...