John Marshall

  1. September 12, 2019

    Hand dryer germs

    Don't Let the Internet Scare You with That Hand Dryer Petri Dish In the latest episode of 'don't panic over everything you see on social media', a viral photo of a heavily cultured petri dish has been doing the rounds, freaking people out…
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  2. June 28, 2019

    Are hand dryers sanitary?

    After we wash our hands, we are often given two choices: should we choose the toilet hand dryer, or the paper towels? Which is more environmentally-friendly and which is the more…
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