http://wordie.org/words/jacks Comments for the word 'Jacks' http://wordie.org http://wordie.org/words/jacks#comments A glassmaking tool with two metal arms joined at one end by a spring. The distance between the arms is controlled by the glassworker, who uses them while shaping the <a href="/words/parison">parison</a> (for example, to form the mouths of an open vessel). Also known as a <a href="/words/borsella">borsella</a> or as <a href="/words/pucellas">pucellas</a>. Thu, 08 Nov 2007 21:35:09 +0000 http://wordie.org/words/jacks#comments