It began around 12:00 p.m. Wednesday at Savitske's Auto Services at 2059 Route 212, growing to a two alarm blaze.
Investigators say the fire was ignited accidentally, caused by sparks from a cut-off saw.
The business specializes in auto restoration. The building is a total loss.
The fire department got the flames under control in about 45 minutes. No one was hurt.
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