Exposure through intact tissue · Chemical burns, corrosions degree unspecified
At a glance
Federal OSHA recorded a severe workplace injury
at Texas Instrument Incorporated, 501 West Shepherd Drive, SHERMAN, TEXAS 75092
on — Chemical burns, corrosions degree unspecified, affecting the Thumb(s).
Final narrative
On February 21, 2025, an employee was assisting a contractor with the repair of a broken drip leg (90-degree PVC fitting) in the exhaust ventilation duct of the subfab. The employee was exposed to hydrofluoric acid that dropped from the exhaust onto the back of his right thumb. The employee experienced severe burning pain in his right thumb and hand, swelling throughout his hand, and chest pain. The employee was hospitalized.
An employee was removing a hose from a chemical tank after filling the tank with hexamethylenediamine (HMD). He checked the line to ensure that the hose was clear, then disconnected the hose at the connection. Residual chemical sprayed onto his face, causing a second-degree burn. He was hospitalized.
A shipping/receiving operator was working on a loading rack, loading a railcar. A 2-inch discharge cap failed and released pressure along with sulfuric acid from the railcar. The acid sprayed onto the employee, who suffered burns to the chest and the lower facial area. The employee was hospitalized.
An employee was pressure washing truck scales when they were splashed with water and an unknown chemical on their leg and immediately experienced a burning sensation. The employee was hospitalized with a chemical burn and required surgery.
An employee was on a ladder disconnecting a 1-inch hose, known to have last carried acrylic acid that had been drained. When the hose was disconnected, residual acid dripped onto the employee's shoulder/arm area, causing a second-degree chemical burn.
Employees were removing scaffolding that was used to repair an ion exchange tank. The line was undergoing the regen process when a piece of scaffold struck a PVC pipe that transported hydrochloric acid (HCl). The injured employee was placing material inside a scaffold rack when he was sprayed in the face with HCl and sustained chemical burns to his eyes, face, chest, right arm, and left leg.
More severe injuries in this industry (NAICS 334413)
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