Learn about the products and processes chemists use to make this popular cosmetic.

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Did you know that whenever you watch an Olympic event, you’re watching science, technology, engineering and math in action?

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I am a graduate researcher. In my specialty, I try to make carbon-carbon bonds in new and effective ways that nature cannot do. Each day, I test out new ideas through chemical reactions.

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To count tiny substances like molecules, scientists use a measurement called the mole.

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From highlighters to reflective road signs, fluorescence is all around you. But some of the most exciting uses of fluorescence are in medicine and biomedical research.

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A process called ion mobility spectrometry checks the molecules on your clothing and luggage, looking for suspicious chemicals.

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In April 2016, three Let’s Talk Science outreach sites worked together to send a helium balloon to the edge of space. It was the first time that volunteers from the University of Guelph, McMaster University and the University of Toronto Mississauga had participated in the the National High Altitude Balloon Experiment.

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Acids are widely considered to be the scariest chemical compounds of all, but bases can be just as powerful. Most powerful of all are a special class of bases called superbases! (4:28 min.)

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How can we learn about the galaxies beyond our own? It all begins with light - the kind we see and the kind we can’t. (4:45 min.)

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This video uses thermal imaging to show why it is important to stir mixtures using examples of an acid and an alkali in water. (6:09 min.)

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