Lead and Copper Rule especially for young children and pregnant women." It also explained that the rule has reduced copper exposure "that can cause stomach and intestinal distress, liver or kidney damage, and complications of Wilson’s disease in genetically predisposed people." Although lead is a known poison, the mechanical and chemical characteristics of the metal continue to keep lead as an important component in many products. In water supply, lead's durability and workability selected it for use as water pipes. Lead alloys (bronze, brass) are used for plumbing fittings. Lead solders were preferred in plumbing. While lead pipes were replaced by other materials, such
Right hemisphere brain damage However, not all individuals with right hemisphere brain damage have problems in language or communication and some may have no discernible symptoms. Indeed, about half of patients with right hemisphere damage have intact communication abilities (Brookshire, 2007). Right hemisphere brain damage Right hemisphere brain damage (RHD) is the result of injury to the right brain hemisphere. The right hemisphere of the brain coordinates tasks for functional communication, which include problem solving, memory, and reasoning. Deficits caused by right hemisphere brain damage vary depending on the location of the damage. Individuals with right hemisphere damage exhibit deficits in visual processing. It