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Proposed USBC oil absorption test for balls ‘not scientifically valid’ in current form, technical experts say

JEFF RICHGELS | Posted: Monday, December 11, 2017 9:00 am
Oil rings on bowling balls. Kegel photo.
Update: I've learned that there was more to the coverstock test than the PDF reviewed by my experts and that the actual error rate is low enough to be scientifically valid. I will do another story explaining this if and when I'm able to get the rest of the story.   The proposed oil absorption test for bowling balls that the United States Bowling Congress has sent to ball manufacturers for review is “not scientifically valid,” two technical experts who are familiar with...