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ChemMatters | OCTOBER/NOVEMBER 2017 3
Vol. 35, No. 3 October/November 2017
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ON THE COVER: PHOTO COURTESY OF THE NE W YORK BOTANICAL GARDEN-NYC COMPOS T PROJECT
Find your complete
Teacher’s Guide, videos, and
Spanish translations at:
More On The Web!
2 Connecting Chemistry and Art
Science not only provides important answers and transforms our
lives, but it is beautiful, too!
4 Open for Discussion: Performance Drinks
By Raima Larter
How do you decide whether to choose water or energy drinks
19 As a Matter of Fact
Water Treatment: From Reservoir to Home
5 A Toxic Dose of Water: How Much Is Too Much?
By Raima Larter
Your cells are delicate and need to balance electrolytes, so don’t
stress them out by drinking too much water!
8 Chemistry Rocks!
By Brian Rohrig
To celebrate National Chemistry Week, discover how minerals,
rocks, and crystals are related.
11 Compost: Your Trash, Nature’s Treasure
By Julia R. Barrett
Composting is a way to harvest crops with natural fertilizer and
reduce our contribution to greenhouse gases—a win-win!
Spanish Translation available online!
14 Making Water Safe to Drink
By Frankie Wood-Black
Water is abundant, but drinking water must be free of contaminants.
Learn about the many ways water is purified before it pours out of
17 Dental Fillings: A Reaction in Your Mouth
By Sergio Pistoi
When tooth decay hits, your dentist fills the cavity. But have you ever
thought about what is in the filling? It used to be gold, now it’s a
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Safe to Drink, p. 14
COVER S TORY:
Composting, p. 11
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on p. 11 to watch the videos!
Rocks!, p. 8