Occupational accidents

This aerial photo shows firefighters spraying water on a fire at the KMCO chemical plant on Tuesday, April 2, 2019 in Crosby, Texas. Authorities say the fire has been contained at the plant near Houston and they have lifted an order that instructed residents within a 1-mile (1.6 kilometers) radius of the facility to stay indoors. (Elizabeth Conley/Houston Chronicle via AP)

This photo taken by the Harris County Fire Marshal's Office shows the KMCO Chemical plant Tuesday, April 2, 2019, in Crosby, Texas. Authorities say one person is confirmed dead after a fire broke out at the chemical plant Tuesday near Houston. Harris County Sheriff Ed Gonzalez says two other people were life-flighted. Gonzalez says preliminary information shows that the chemical isobutylene initially started the fire, and is still burning. (Harris County Fire Marshal's Office via AP)

This photo provided by the North County Police Cooperative shows, Wilma Brown, left, and Ariana Silver who are both charged with abuse of a child stemming from incidents at Brighter Daycare in February 2019. The two Missouri day care center workers face felony charges after surveillance video showing a 3-year-old girl being thrown against a cabinet went viral. St. Louis County prosecutors filed child abuse charges Thursday, Feb. 28, 2019, against the woman who allegedly threw the child into the cabinet, 27-year-old Brown. The incident occurred Feb. 1 at Brighter Day Care and Preschool. (North County Police Cooperative/St. Louis Post-Dispatch via AP)

This photo released by VSE42.RU, shows an overturned bus at the Raspadsky open cast, 100 kilometers (63 miles) away from the town of Mezhdurechensk, Kemerovo Region, Russia, Friday, Feb. 8, 2019. The bus overturned, killing several miners, according to emergency officials. (VSE42.RU via AP)

San Francisco fire chief Joanne Hayes-White gestures in front of Pacific Gas and Electric spokesperson Paul Doherty while speaking to reporters about a fire on Geary Boulevard in San Francisco, Wednesday, Feb. 6, 2019. (AP Photo/Jeff Chiu)

This undated Clark County Detention Center booking photo shows Krystal Whipple, 21, of Las Vegas. Police said Thursday, Jan. 3, 2019 that Whipple is sought as the suspect who used a stolen rental car to run over and kill nail salon owner, Ngoc Q. Nguyen, 51, of Garden Grove, Calif., who chased her for failing to pay for a $35 manicure on Saturday, Dec. 29, 2018, in Las Vegas. (Clark County Detention Center/Las Vegas Metropolitan Police Department via AP)

This undated Clark County Detention Center booking photo shows Krystal Whipple, 21, of Las Vegas. Police said Thursday, Jan. 3, 2019 that Whipple is sought as the suspect who used a stolen rental car to run over and kill nail salon owner, Ngoc Q. Nguyen, 51, of Garden Grove, Calif., who chased her for failing to pay for a $35 manicure on Saturday, Dec. 29, 2018, in Las Vegas. (Clark County Detention Center/Las Vegas Metropolitan Police Department via AP)

Bangladeshi Prime Minister Sheikh Hasina greets the gathering during an interaction with journalists in Dhaka, Bangladesh, Monday, Dec. 31, 2018. Bangladesh's ruling alliance won virtually every parliamentary seat in the country's general election, according to official results released Monday, giving Hasina a third straight term despite allegations of intimidation and the opposition disputing the outcome. (AP Photo/Anupam Nath)

The Conservators Center says a worker has been killed by a lion that got loose from a locked space, Sunday, Dec. 30, 2018, in Burlington, N.C. The facility was founded in 1999 and is in Burlington, about 50 miles northwest of Raleigh. (WTVD/ABC11 via AP)