What we love: In the old days, a little CO2 capsule in a syphon shot bubbles into cocktails. Now there's a machine for that. SodaStream's home carbonation system put the fizz in water. Feeling silly, we couldn't help experimenting with whisky, red wine, and-kids would love it- milk! ($120; sodastream.com).Price: $120Shop: SodastreamUSA.com
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