SLATINGTON, Pa. (AP) – The owner of a Pennsylvania fireworks company says one worker has suffered a potentially life-threatening injury from an explosion. reports the worker received a hand injury in the blast about 7:20 a.m. Friday. Celebration Fireworks owner John Kemps says emergency workers said the injury could be life-threatening.

READ MORE: 'I Was Terrified:' Woman Recalls Stranger Following Her Car For Miles

Kemps tells The (Allentown) Morning Call an electric match might have malfunctioned, causing the blast. The devices are attached to each firework shell and are used to ignite them.

Kemps says up to 15 employees work at the facility in Slatington, about 70 miles northwest of Philadelphia.

READ MORE: Domestic Incident Inside Of The Mall At Robinson Leads To Chaotic Scene

He says an investigation by the Bureau of Alcohol, Tobacco, Firearms and Explosives could affect the company’s ability to fill Fourth of July orders.

The company serves customers in eastern Pennsylvania, Delaware and New Jersey.

Join The Conversation On The KDKA Facebook Page
Stay Up To Date, Follow KDKA On Twitter

MORE NEWS: Mountaineers Become Bowl-Eligible With 34-28 Win Over Kansas

(Copyright 2017 The Associated Press. All rights reserved. This material may not be published, broadcast, rewritten or redistributed.)