The U.S. Environmental Protection Agency (EPA) announced on January 31, 2025, that it is extending the public comment period on the draft risk evaluation for 1,3-butadiene under the Toxic Substances Control Act (TSCA). 90 Fed. Reg. 8798. Comments that were due February 3, 2025, are now due March 5, 2025. EPA states in its announcement that to give the peer reviewers on the Science Advisory Committee on Chemicals (SACC) time to review any additional comments...
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February 2, 2018
PNNL Researchers Convert Ethanol To Butadiene In Single Step
By Lauren M. Graham, Ph.D. On January 23, 2018, DOE announced that researchers at PNNL have developed a catalyst capable of converting ethanol directly into butadiene. Butadiene is the building block for nearly every major synthetic plastic or rubber in the U.S, including tires, fuel hoses, and children’s toys. The project, which is sponsored by BETO, aimed to generate butadiene from renewable sources by developing a new catalyst that can convert ethanol into...