The Science And Tradition Of Winemaking

Since my last name means "grapes" in Italian, it is fitting that my father and brother are both amateur winemakers. While my dad stubbornly sticks to medieval techniques, my brother, a chemical engineer, makes use of science. But although our understanding of winemaking has deepened, and although additives serve an important purpose, the basic process... Continue Reading →

Just What is a Chemical Change?

If a teacher reviews chemical versus physical changes in high school or even in a freshman course, the chances that he'll come across misconceptions regarding the topic are as good as those of seeing autumn colors in Quebec. This is normal because classifying change is a tricky concept given that students barely know the subject. In order to make sense of the... Continue Reading →

Reflections On “Breaking Bad”

Sep 18, 2012.  Updated August 10, 2013 and August 15, 2014 and July 17, 2018. Since Breaking Bad became a hit in 2008,  many male chemistry teachers across the continent have been asked by their students, "Sir, do you watch Breaking Bad? Because the character reminds me of you." It's not difficult to figure out... Continue Reading →

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