How to clear icy roads, with science
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Icy roads are a huge hazard, and typical methods of de-icing them can be pretty toxic to wildlife. Which is why researchers have been so fixated on finding better alternatives, from brine to pig pee. SciShow shares how we can make winter roads safe for both drivers and the environment without salt.
Why is it important to explore environmentally friendly de-icing options?
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TED-Ed Best of Web are exceptional, user-created lessons that are carefully selected by volunteer teachers and TED-Ed staff.
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