Connie Sellecca, conniesellecca, contamination, door handle, fingertips, germ, germs, handle, intelligence for your life, intelligenceforyourlife, palm, pull, push
A door you push open, or one you pull? Microbiologist Dr. Adam Roberts says a pull-handle is 5 times more contaminated. Because our fingertips, the dirtiest part of our hand, are more likely to touch a pull-handle. While we typically push with our palm.