MANILA, Philippines – Recent test-buy operations by the Philippine Iron and Steel Institute (PISI) showed substandard reinforcement bars (rebars) are still flooding Mindanao. In a news release over the weekend, PISI said it purchased random rebars from hardware stores in Davao del Sur, Davao del Norte, Maguindanao, Lanao del Sur, Lanao del Norte, Zamboanga del Read The Rest at :