Ortho-Jet Powder, fast curing orthodontic acrylic resin; the product was packaged under the following brands and sizes: a.1) Ortho-Jet Powder, Lang Dental Manufacturing Co., Inc., Wheeling, IL 60090-0969, product code 1320, 100 g plastic squeeze bottle; a.2) Biocryl Resin Acrylic, Great Lakes Orthodontics, Ltd., P.O. Box 5111, Towanda, New York 14151-5111, product code 040-016, 1 lb. lab pack with empty plastic squeeze bottle; b.1) Contemporary Colored Ortho-Jet Powder, Lang Dental, product code 1520, 100 g plastic squeeze bottle; b.2) Contemporary Colored Assorted Kit, Great Lakes Orthodontics, product code 045-088, 2 oz. plastic squeeze bottles, 6 bottles per kit; c.1) Electric Colored Ortho-Jet Powder, Lang Dental, product code 2720, 100 g plastic squeeze botles and product code 2793, 45 g plastic squeeze bottles/6 per kit; c.2) Tropical Tones Acrylic Resin, Great Lakes Orthodontics, product code 045-052, 4 oz. plastic squeeze bottle