The brand that taught beer drinkers about the importance of &ldquothe mountains turning blue&rdquo with cold activated technology is at it again with the launch of the new coors light cold activation window pack. Known for continuous beer innovation, the world&rsquos most refreshing beer is introducing packaging that allows legaldrinkingage consumers to look through the cold activation window, prior to purchase, to confirm the mountains are blue and thus their beer is &ldquoas cold as the rockies.