/oss/taxonomy/term/428/all en /oss/article/science-science-everywhere/its-chemical-free <p>If you buy a chemical-free product, you’re not getting a good deal. You’re buying nothing. A vacuum. What’s a vacuum? A space empty of all matter. And what is matter? Anything that has mass and occupies space. What is matter made of? Simple. Chemicals. Everything in the world is made of chemicals, a term that encompasses everything from simple elements like gold to incredibly complex molecules such as DNA. There are over fifty million known chemicals, both naturally occurring and synthetic.</p> Fri, 28 Oct 2011 19:37:47 +0000 Joe Schwarcz 1621 at /oss