TRC #601: Essential Oils Safe For Kids? + Colour In Hubble Photos + Can Former Presidents Drive?
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Cristina looks into the safety of so-called \\u2018essential\\u2019 oils when it comes to use around children. Friend of the show, Dr. Stuart Robbins, answers a question about why those picturesque astronomy photos of galaxies far, far away are so colourful. Finally, Darren asks if former United States Presidents are actually allowed to drive.
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