Emergency crews responded to Pfizer in Groton because of bulging chemical drums, according to the Groton City Fire Department, which was placed on standby.
Pfizer released the following statement Thursday afternoon:
"As a cautionary measure, we safely evacuated a building at our Groton facility after receiving a report that two containers located inside the building appeared to have built-up pressure. Our on-site fire department worked with the local fire department to safely vent and dispose of the containers and there were no injuries or property damage reported."
No additional information was immediately available.