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But let's break down what you can bring on the plane to help you pack your carry-on

In one word, superb

However, using a low-cost air pollution monitor may provide a simple and quick way to determine levels of certain air pollutants and/or environmental factors and help users identify when to take actions such as removing a pollutant source, increasing ventilation, or using supplemental filtration to improve indoor air quality

Its often useful to see how a technical or scientific field treats a problem, since they usually have to be far more rigorous than you might be in your own home

But if smokers head to neighboring states or buy regular packs of cigarettes through mail-order or the Internet, there's not much New York can do