US EPA’s Chemical Assessment Guide Creates Contention

Scientists and advocacy groups criticize new guidelines that could exclude some academic studies during toxicity reviews.

Written bySukanya Charuchandra
| 2 min read

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The US Environmental Protection Agency’s overhaul of guidelines that decide the safety of chemicals is being met with resistance from researchers and environmental organizations. The latest changes, issued in May of this year, remain open to public comment until tomorrow (August 16). The proposal would make it easier for new chemicals to enter the market as reviews would likely favor industrial research, according to critics of the guidelines, says Science.

According to Nature, the Environmental Protection Agency’s (EPA) decision-making would allow for non–peer reviewed research to be used for assessing toxicity. While the law requires several thousand chemicals to be assessed under the 1976 Toxic Substances Control Act (TSCA), which was revised in 2016, the EPA determines its own rules for how those assessments are conducted.

Science reports that the Natural Resources Defense Council (NRDC) commented to EPA earlier this week that the new assessment guide “is ...

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