Here’s Why Tennis Balls Come in Sealed Cans … but Footballs and Baseballs Don’t

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Tennis season is underway, so it's the perfect time to unlock one of the sport's most enduring mysteries: Why are tennis balls sold in cans? The post Here’s Why Tennis Balls Come in Sealed Cans … but Footballs and Baseballs Don’t appeared first on Reader's Digest .

Source: Readers Digest

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