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Generally, heater issues (improper installation, cracked heat exchanger, chronic use of unvented heater, leaking gas lines, and improper flame adjustment) can cause ethylene exposure.
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Issued in furtherance of Cooperative Extension work, Virginia Polytechnic Institute and State University, Virginia State University, and the U.S. Department of Agriculture cooperating. Edwin J. Jones, Director, Virginia Cooperative Extension, Virginia Tech, Blacksburg; M. Ray McKinnie, Administrator, 1890 Extension Program, Virginia State University, Petersburg.
January 28, 2019