The incident comes just days after a leak at a Dow Chemical plant in La Porte and another LyondellBasell leak in Galena Park.

An explosion at an industrial park in Leverkusen, Germany killed two people and injured 31 others on July 27. The incident happened at Chempark, an industrial park for several chemical companies, including Bayer and Lanxess. Five people remain missing, with the park’s operator saying the hope of finding them alive is dwindling.

A fire and explosion at a plastics factory in Bangkok initially injured 21 people on July 5. Despite firefighters' efforts to extinguish the blaze, it was rekindled on July 6, causing a second explosion that killed one firefighter and injured 18 others.

An explosion at a chemical plant in northern Illinois, USA, On June 14, it sparked a large fire and resulted in an evacuation order that lasted four days while firefighters battled the blaze. The incident occurred at a plant belonging to Chemtool Inc., a manufacturer of lubricants and fatty products, in Rockton, northwest of Chicago.

Authorities are allowing a massive fire from a chemical plant in Rockton, Illinois, to burn, which could take several days, rather than risk chemical runoff spilling into the nearby Rock River.