Sign up for
Participate with your entry in one of our professional or student awards.Sign up for an award
You are using an outdated browser. Please upgrade your browser to improve your experience.
How to find tape starting point is a very troublesome thing, when we use Scotch tape. This design can help you solve this problem. We added oxidants in the tape constitute.
When exposed to air, the materials of the starting point of tape can react chemically with air. The starting point of tape will turn to red. In this way, it is easy to people to find the starting point of the tape.