If you plop a twist of lime into your beer bottle, drink the beer, and then want to recycle the bottle, will the lime interfere with the recycling process? It's questions like that that make us love our readers -- and make our readers love Umbra, the world's finest environmental advice columnist. In this month's installment of Ask Umbra, the Lady of the Stacks takes on the finer points of environmentally correct booze drinking, plus other curious topics from curious readers, only on the Grist Magazine website.