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ACROSS
1)  a connecting point at which several lines come together
2)  the chief solid component of mammalian urine; synthesized from ammonia and carbon dioxide and used as fertilizer and in animal feed and in plastics
3)  a unit of length of thread or yarn
4)  floor consisting of a large unpartitioned space over a factory or warehouse or other commercial space


DOWN
1)  a quantity of no importance
2)  chocolate cookie with white cream filling
3)  people who have severe hearing impairments
4)  the cardinal compass point that is at 90 degrees

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