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Sieve
From Wikipedia, the free encyclopedia
In general, a sieve separates wanted/desired elements from unwanted material using a tool such as a mesh, net or other filtration or distillation methods. The word "sift" derives from this term. Sieve may mean:
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- a colander or strainer
- a chinoise, or conical sieve
- a zaru, or bamboo sieve, used in Japanese cooking
- a flour sifter, used in baking
- sieve theory, technique for counting or filtering sets of numbers
- sieve (category theory), a way of writing down how objects in a category glue to give other one
- Sieve (mail filtering language), a proposed standard for specifying mail filters
- In metaphor and simile, sieve may often be used to refer to things that are leaky, as a sieve used for a bowl.
- In particular, in hockey, a goaltender who lets a lot of goals through is sometimes compared to a sieve.
- On rivers, a sieve is a dangerous obstacle that water can pass through, but people cannot
- In the mineral industry, a mesh used to separate fine particles from coarse ones.
- Mate, a traditional South American drink, uses a special straw (a bombilla) to act as a sieve to separate the liquid from the chunky leaves that the drink derives from.
- In college hockey students chant the word sieve at the opposite goalie.
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