PRODUCT GUIDE MDF and Particleboard CalPlant MDF is made from rapidly renewable rice straw, a waste product of rice farming. It has equal or better performance than with a significantly better environmental profile. CalPlant Behind the recommendations Related articles Behind the recommendations Related articles MDF and Particleboard Medium-density fiberboard (MDF), particleboard, and interior-grade plywood can emit formaldehyde, a known human carcinogen. Some materials come from non-sustainable sources. More about MDF and Particleboard Is Particleboard Deadly? Formaldehyde Emissions Explained Formaldehyde emissions from composite wood products will soon be strictly regulated in the U.S., but questions remain. Binders in Manufactured Wood Products: Beyond Formaldehyde Concerned about emissions regulations, the manufactured wood products industry is moving away from glues formulated with urea formaldehyde and phenol formaldehyde. EPA Proposes Strict Formaldehyde Limits for Composite Wood Products CAFboard Compressed-Straw Panel Is Back Using American-made waste straw for wallboard, insulation, and acoustic applications, Stramit USA has brought back CAFboard. Columbia Forest Products Launches a Revolution in Plywood Adhesives Armstrong Takes Formaldehyde-Free Cabinets Mainstream Biobased Interior Panels from Drought-Resistant Sorghum Biobased Materials: Not Always Greener We tend to think of biobased materials as inherently greener—but even “natural” and “rapidly renewable” materials can carry big environmental impacts. MDF Made from Rice Straw In California, rice straw is replacing wood as a raw material in medium- and high-density fiberboards while making use of an agricultural waste product.