CENTRE COUNTY, Pa. (WTAJ) — A fire tore through Advanced Powder Products (APP) in Rush Township early Wednesday morning while people were inside.

First responders were called to the business, which is located at the 300 block of Enterprise Drive, around 2 a.m. on Feb. 1. Assistant Philipsburg Fire Chief David Greenwald said they are not sure what caused the fire yet or if the building is a total loss.

Crews were on scene putting out the fire until 6:30 a.m. WTAJ is working on confirming any injuries.

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APP is a metal injection molding (MIM) and metal 3D printing company. MIM is a manufacturing process that combines the most useful characteristics of powdered metallurgy and plastic injection molding to produce small, complex-shaped metal components with outstanding mechanical properties, according to its website.

Stick with WTAJ on-air and online as we continue to update the story once more information becomes available.