February 2018 Issues
Departments
![Open for Discussion: How You Got to School](/content/acs/en/education/chemmatters/past-issues/2017-2018/february2018/_jcr_content/bottomContent/articleContent/columnsbootstrap/column1/textimage/image.scale.medium.1399.jpg/1517924899803.jpg)
Open for Discussion: Does it Matter How You Got to School Today?
All the ways of getting to school take energy in one form or another, but does the source of energy
matter to us, or our community, or our world?
Features
![ocead-acidification](/content/acs/en/education/chemmatters/past-issues/2017-2018/february2018/_jcr_content/bottomContent/articleContent/columnsbootstrap/column1/textimage_3/image.scale.medium.1399.jpg/1560198428042.jpg)
Acidic Seas: How Carbon Dioxide is Changing
the Oceans
By George Hale
Changes in our global atmosphere are adding carbon dioxide to the air we breathe, and also to our oceans. Find out about the far-reaching effects to the underwater world.
Featured Video
![ocean acidification](/content/acs/en/education/chemmatters/past-issues/2017-2018/february2018/_jcr_content/bottomContent/articleContent/columnsbootstrap/column1/textimage_0/image.scale.medium.1399.jpg/1513008160712.jpg)
As a Matter of Fact
Ocean Acidification and Chemical Signalling.
![Aspirin](/content/acs/en/education/chemmatters/past-issues/2017-2018/february2018/_jcr_content/bottomContent/articleContent/columnsbootstrap/column1/textimage_1/image.scale.medium.1399.jpg/1517512266874.jpg)
Pathway to Pain Relief
By Sarah Mullen Gilbert
Understanding how pain is transmitted in our bodies is key to finding modern medicines that can stop the uncomfortable sensation.
*Available in print issue only
![Cool Chemistry of Dry Ice](/content/acs/en/education/chemmatters/past-issues/2017-2018/february2018/_jcr_content/bottomContent/articleContent/columnsbootstrap/column1/textimage_2/image.scale.medium.1399.jpg/1517512297518.jpg)
The Cool Chemistry of Dry Ice
By Brian Rohrig
It is not really dry, and it certainly isn’t ice, but solid carbon dioxide is commonly available and always interesting to investigate.
*Available in print issue only
![edible wrappers](/content/acs/en/education/chemmatters/past-issues/2017-2018/february2018/_jcr_content/bottomContent/articleContent/columnsbootstrap/column1/textimage_4/image.scale.medium.1399.jpg/1517512335333.jpg)
Eat the Wrapper—An edible solution for wasteful packaging
By Courtney Bricker-Anthony
Food containers and packaging generate a lot of garbage. New technology may allow us to make this problem much more palatable.
*Available in print issue only
![Indigo: The Blue in Blue Jeans](/content/acs/en/education/chemmatters/past-issues/2017-2018/february2018/_jcr_content/bottomContent/articleContent/columnsbootstrap/column1/textimage_5/image.scale.medium.1399.jpg/1517512361952.jpg)
Indigo: The “Blue” in Blue Jeans
By Jeffrey Deakin and Raymond Cooper
There is some complex chemistry behind everyone’s favorite clothing choice. How indigo dye is made involves both ancient roots and modern advances.