Engineering Innovation Podcast and Radio Series

Germ Paper

PostedAugust 8, 2010

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Robert Pelton: It’s relatively easy to kill things.  What’s not out there is detecting things, proving that you’ve killed everything dangerous.

Randy Atkins: Robert Pelton, a chemical engineer at Canada’s McMaster University, leads a team of researchers attaching biosensors to paper.

Robert Pelton: You want to find dangerous bacteria in a sea of friendly ones.

Randy Atkins: Labs do it with sensitive chemicals and equipment.  The trick is making a product that can last on grocery shelves.

Robert Pelton: A simple paper towel that you could just wipe across the surface that would perhaps change color if it detected something that was dangerous.

Randy Atkins: Other applications might include face masks or meat wrappers.  With the National Academy of Engineering, Randy Atkins, WTOP News.




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