acetone is banned from way back when people took polyester/plastic balls and soaked it in buckets of acetone to soften the ball up. The acetone would soften the cover and basically rubberize the ball so that it was like a tire and have a larger footprint on the lane..
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16-17 mph,350 rpm,PAP 5 1/2 x 3/8up, HighGame 300 x 3, High Series 782
Book Average 215 / 205,PBA Xperience ave180