Earlier this week a New York Times article claimed that NSA whistleblower Edward Snowden asked a group of lawyers visiting him to put their cell phones in the refrigerator—the idea being that it would act as a Faraday cage. But does it actually work?

This video, by MAKE's Michael Colombo, suggests it might not be quite as effective as Snowden hoped. But a cocktail shaker? Now you're onto something. [YouTube via BoingBoing]