About 70% of polybutadiene is used to manufacture tires. (Dean Hochman)
Interesting Polymer Chemistry Demonstration The “jumping rubber” polybutadiene reaction is a dramatic chemistry demonstration in which chemicals are reacted and sealed into a container, which pops open, shooting out a polymer “snake”. Here is how to perform the demonstration. Jumping Rubber Polybutadiene Materials Jumping Rubber kit plastic or rubber gloves […]

Make Jumping Rubber or Polybutadiene

Prosthetics So You Can Be a Goat
The 2016 Ig Nobel Prize recognizes scientific research that makes you laugh, but then makes you think. While possibly less prestigious than the Nobel Prize, winners can take satisfaction in knowing their hard work raises interest in science around the world. The theme of the 26th First Annual Ig Nobel […]

List of the 2016 Ig Nobel Prize Winners

While it might not hurt you, it does present a risk to an unborn baby. (borosjuli, Flickr)
Society has moved away from leaded gas and lead for toys and household paints, but you’re still getting exposed to the toxic metal. Cosmetics are a source of lead, whether they are made of all-natural ingredients or not. Lead in your lipstick may be the worst because you ingest some […]

Lead in Your Lipstick? Here’s Why

Chart of Element Electronegativities
This electronegativity chart PDF is a useful reference tool for the elements and their electronegativity values. Electronegativity is a chemical property which describes how well an atom can attract an electron to itself. Values for electronegativity run from 0 to 4. Electronegativity is used to predict whether a bond between […]

Electronegativity Chart PDF