An 18-wheeler overturned early Monday morning, and leaked hydrochloric acid, KPRC Local 2 reported.
It happened near I-10 and Uvalde in northeast Harris County. The truck, operated by PVS Transportation, ended up on its side.
Firefighters dressed in their hazmat suits while they worked in the area as a precaution.
Officials said nearby residents were not affected by the chemical leak.
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