Laboratory ventilation is an important component of environmental, health, and safety (EHS) risk management and compliance at research universities and similar institutions. Traditionally, the practice in laboratories was to maximize air change rates (ACH), with an hourly ACH rate of 12 or more considered to be sufficient to protect worker safety. There are several limitations
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In late January 2018 the U.S. Environmental Protection Agency (USEPA) issued an internal memorandum and in early February USEPA Administrator Scott Pruitt testified to Congress about his desire to rescind the “Once In Always In” (OIAI) policy for major sources under the federal National Emission Standards for Hazardous Air Pollutants (NESHAP) program. Under OIAI, a
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Growing each year in popularity, the Galapagos Islands off of Ecuador’s coast are a highly sought-after vacation destination. The islands are also one of the world’s most fragile ecosystems. To help visitors enjoy the Galapagos while minimizing the impacts of their visit, Todd Smith, founder and president of AdventureSmith Explorations, provided the following travel recommendations.
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Welcome to the EHS Journal. This international online magazine was designed for and by environmental, health, and safety professionals for the purpose of sharing knowledge and facilitating discussion within our profession. Since our launch in January 2010, we have published articles and images from more than 200 contributors in 30 countries, generating more than 1 million page views.