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					Originally Posted by  tip184
					 
				 
				1) Slits, scuff marks, "warped" appearance, torn seams, too slippery all qualify as reasons to throw a baseball out. 
 
2) Certainly. The rules allow it. 
 
3) The rulebook. 
			
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Re # 2.
The pitcher can request a different ball, but he cannot get back one that has been discarded by the umpire.