An adapter or adaptor is a device that converts attributes of one device or system to those of an otherwise incompatible device or system. Some modify power or signal attributes, while others merely adapt the physical form of one component to another. A drain is a channel, conduit, or pipe designed to carry away or channel superflous liquids for disposal or reclamation. A drain assembly is one or more components of a larger mechanism that facilitates as a drain. A drain assembly component may be a pipe, stopper, pan, basket, valve, filter, plug, hose etc. A flange is an external or internal ridge, or rim (lip), for strength or for attachment to another object, as the flange on the end of a pipe, steam cylinder, etc. The term "flange" is also used for a kind of tool used to form flanges. Pipes with flanges can be assembled and disassembled easily.
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