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December 2015 Issue

Departments

Open for Discussion: Can Triclosan Be Harmful to Human Health?

By Kristin Harper
Triclosan, a chemical compound added to a variety of consumer products, has received a lot of bad press because it mimics hormones in our bodies. What are the facts about triclosan’s potential effects on human health?


As a Matter of Fact

A Rough Guide to Types of Scientific Evidence  

Features

Safety Data Sheets: Information that Could Save Your Life

Safety Data Sheets: Information that Could Save Your Life  

By Brian Rohrig
Safety data sheets provide information on the composition, properties, and hazards of certain chemicals. These sheets help teachers and students handle chemicals safely, while conducting experiments in a classroom laboratory. Teachers: Print this article and share it with your students and colleagues.

Teacher's Guide


Chemistry Cleans Up

A Moldy Situation: Chemistry to the Rescue

By Laura Poppick
How do you get rid of mold? Follow the story of Amy, whose house was flooded after Hurricane Sandy hit in late October 2012 and mold started growing in her basement.

Teacher's Guide


Hot Stuff

Geothermal Power: Hot Stuff

By Chris Eboch
Most of the energy needed to light and heat our homes comes from burning fossil fuels, a process that generates pollution and contributes to climate change. But a clean and sustainable source of energy is also available under our feet, and it is called geothermal energy.

Teacher's Guide


Triclosan Kills Bacteria, but Is It Safe?

Bacteria Buster! Triclosan Kills Bacteria, but Is It Safe?

By Kristin Harper
Triclosan, a chemical compound used in toothpaste, soap, and cosmetics to kill bacteria, has been linked, in animal studies, to allergic reactions, accelerated onset of puberty, and possibly cancer. How does triclosan work, and should we be worried?

Teacher's Guide


Double, Double, Oil, and Trouble

Double, Double, Oil, and Trouble

By David Warmflash
Foods rich in omega-3 fatty acids are known for their beneficial effects on our health. What are omega-3 fatty acids, and how are they used by our bodies to keep us healthy?

Teacher's Guide