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Weck jar
German brand of canning jar / From Wikipedia, the free encyclopedia
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A Weck jar is a glass jar used in home canning to preserve food. It has a rubber gasket with a glass lid.
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![Thumb image](http://upload.wikimedia.org/wikipedia/commons/thumb/6/6f/Weck.tiff/lossy-page1-640px-Weck.tiff.jpg)