The first interim report on the investigation into the July 27 explosion at a chemical waste incineration plant in Leverkusen, Germany says that a chemical reaction was likely to have been the cause. The Cologne District Government made the announcement at a meeting of the City Council of Leverkusen on August 30, citing the first interim report on the investigation into the causes behind the incident.

The US Chemical Safety Board (CSB) has released a safety video into the October 26, 2019, hydrogen sulfide release at the Aghorn Operating waterflood station in Odessa, Texas. The release fatally injured an Aghorn employee who was working at the facility that evening, as well as his spouse who attempted to locate him at the facility after he did not return home.

A fire at a chemical plant in southern Russia killed seven people on July 29. The seven people were initially taken to hospital but later died of their injuries. The incident happened at the Kamenski chemical factory in the Rostov region of Russia.

A chemical leak at a plant in La Porte, Texas left two people dead and another 30 injured on July 27. Around 45,000kg of acetic acid was released during the incident, which happened at a plant belonging to plastics and chemicals company LyondellBasell.

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.