What is CCA-treated lumber?
Chromated copper arsenate (CCA) is a chemical found in treated lumber commonly used to make outdoor products such as playground equipment, garden beds, picnic tables and decks. • CCA is a combination of three chemicals: chromium, copper and arsenic. • CCA protects wood from a variety of insects, fungi and organisms that can cause deterioration. How can arsenic and chromium affect my family’s health? • Although there have been laboratory studies that demonstrate health effects on adults, there is no reliable information about how the chemicals may affect children. • Arsenic and chromium are known human carcinogens that can be toxic to the skin and internal organs. • Daily contact with arsenic that has seeped from CCA-treated lumber may, after many years of daily contact, lead to an increased risk for cancer or other long-term health effects. • Chromium is present in CCA-treated lumber in more than one form. To be safe, one should assume the toxic form of chromium is present. • Contact w
