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(from the article `plastic`) ...containers for products previously marketed in glass is due in no small part to the development of blow molding. In this technique, illustrated in ... ...at the end of the forehearth by a rotating bowl and is subsequently cut to gobs of glass. The gobs travel down chutes to a mold in which the glass ... ...
Found on http://www.britannica.com/eb/a-z/p/20

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A round, hollow tube of molten plastic that is extruded from the head of the blow molding machine.
Found on http://www.blowmachines.com/glossary1.htm

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lump of glass before it is moulded into its final shape
Found on http://phrontistery.info/p.html

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even balance of elements in a sentence
Found on http://phrontistery.info/p.html
No exact match found