THE IDEA: Mix equal parts alcohol, water, and vinegar in a spray bottle, then use that as a spot- and streak-free glass cleaner. DID IT WORK? Exactly as well as Windex — very well in almost all situations, except the grimiest. THE RESULTS: This is definitely my new go-to glass cleaner recipe. On the surfaces that were a little dirty but didn't have much built-up residue (for example, my mirror and bathroom faucet), this formula worked like a charm. Even the glass door next to the sink, which...