Vessel

for the purposes of Volume One and Part 3.8.1 in Volume Two, means an open, pre-formed, pre-finished concave receptacle capable of holding water, usually for the purpose of washing, including a basin, sink, bath, laundry tub and the like.

an open, preformed, prefinished concave receptacle capable of holding water, usually for the purpose of washing (e.g., basin, sink, bath, laundry tub)

<milk> component of the tank which contains the milk