[Firms earning "AAA" (highest rating) in analysis including management of chemical product risk: Novozymes, BASF, Kuraray, Teijin. Also refers to phase-out of polyvinyl chloride by Wal-Mart, Intel, Dell, Hewlett Packard (HP), Firestone Building Products (part of Bridgestone-Firestone, which is part of Bridgestone)]