A nitric acid leak at the Austin Powder Plant in Vinton County has released a toxic orange plume of gas. Here's how light ...

A nitric acid leak at the Austin Powder Plant in Ohio prompted emergency evacuations of hundreds of residents.

A massive nitric acid leak spewed orange plumes of smoke into the sky, forcing a no-fly zone and mass evacuations around an ...

A federal agency opened an initial investigation into the nitric acid leak at a manufacturing facility in Vinton County on ...

A chemical leak in an Ohio town has prompted officials to evacuate hundreds of residents. There was a large release of toxic ...

Thousands of gallons of nitric acid leaking from a tank at the Austin Powder manufacturing facility prompted evacuations in ...

A chemical reaction that created nitrogen oxide gas, which was vented to the atmosphere, forced evacuations and raised ...

A nitric acid leak at the Austin Powder Plant in McArthur, Ohio, released 3,000 gallons of toxic gas, prompting evacuations ...

A mass evacuation order was issued in a US state after a tank containing nitric acid reportedly leaked on Wednesday. The ...

Nitric acid leak at Ohio explosives plant forces evacuations, flight ban, and emergency response across Vinton County.

A community is being asked to evacuate and others are advised to shelter in place after a leak at an explosives plant in ...