WASHINGTON, Sept. 20 -- The U.S. Department of Housing and Urban Development announced that it expects to award up to 13 cooperative agreements for studies to improve knowledge of housing-related health and safety hazards. The agency description of the cooperative agreement states: "HUD is funding studies to improve knowledge of housing-related health and safety hazards and to improve or develop new hazard assessment and control methods, with a focus on lead and other key residential health and more ST