1. 
   Cold-shut
   Cold'-shut` adjective (Metal.) Closed while too cold to become thoroughly welded; -- said of a forging or casting. -- noun An imperfection caused by such insufficient welding.
   Found op http://www.encyclo.co.uk/webster/C/107
   
   
2. 
   Cold-shut
   • (a.) Closed while too cold to become thoroughly welded; -- said of a forging or casting. • (n.) An imperfection caused by such insufficient welding.
   Found op http://thinkexist.com/dictionary/meaning/cold-shut/
   
   

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