Much maligned, low class beer cans are trying to get some respect versus bottles. After all, cans hold the suds and keep out light. The new cans keep beer taste without mucking it up
with metallic tones. They are also vented containers with "extended lips" for drinkability. Sam Adams plans to introduce its "Sam can" with an extended lip and hourglass ridge at the top to enhance
aromatics and expel carbonation, for example. The big brewers are working on it, and then there's the retro church key can movement.
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