Glass Packaging Institute the glass finish number. For example, an 8-425 finish is approximately 8 mm neck outside diameter with a 425 finish corresponding to a threaded neck typically found on small vials. Glass Packaging Institute The Glass Packaging Institute (GPI) is the North American trade association for the glass container industry, headquartered in Arlington, Virginia. Through GPI, glass container manufacturers advocate job preservation and industry standards, and promote sound energy, environmental, and recycling policies. The GPI membership consists of 5 glass container manufacturing member companies, and 33 supplier member companies, who provide raw materials, recycled glass, equipment, decorating, and other services to
Controlled Oral Word Association Test write down the words provided by the participant on a piece of paper. The whole examination usually takes 5–10 minutes. Controlled Oral Word Association Test Controlled Oral Word Association Test, abbreviated COWA or COWAT, is a verbal fluency test that measures spontaneous production of words belonging to the same category or beginning with some designated letter. The test was first called the "Verbal Associative Fluency Test", and then was changed to the "Controlled Word Association Test". The participant is usually asked to name words beginning with a letter, excluding proper nouns, for one minute and this procedure is repeated three