On Saturday, Nov. 15, a toxic chemical leak at a DuPont manufacturing plant outside of Houston killed four workers and hospitalized another, serving as another troubling example of the need for stronger chemical safety standards. The chemical involved in the leak, methyl mercaptan, can cause eye and lung irritation and can be fatal at high levels. Numerous other U.S. facilities use and store this chemical, including those featured in a new interactive map by the Center for Effective Government.

A central theme of Sen. Mitch McConnell’s (R-KY) recent re-election campaign was attacking the Obama administration’s so-called “war on coal.” This framing was an attempt to stigmatize the critically important efforts by the U.S. Environmental Protection Agency (EPA) to reduce the impacts on public health and the environment of burning coal in power plants and heavy industry. In fact, EPA is conducting a war on the health impacts caused by pollution and industrial waste, using science and technology as its weapons.

People living near fracking sites have reported health problems for years, with symptoms ranging from respiratory ailments to birth defects. But because air and water quality are often not monitored near fracking sites, surprisingly little is known about the overall public health impacts of the gas drilling process.