Scrap tires have achieved a high rate of constructive utilization due to a broad range of applications that utilize the physical and chemical characteristics of tires. Development of new products and applications can raise questions, and these questions have been explored extensively to assure protection of health and the environment. All Canadian Provinces have instituted comprehensive scrap tire management programs to assist in developing and understanding constructive applications for the valuable resource represented by scrap tires. Canada has been a North American leader in developing high value applications.