In reality, the markings tell light sensors at toothpaste factories where the end of the tube is so that it can be cut and sealed properly. Still, the theory has prompted many people to rethink ...

After cutting a piece of polycarbonate tube and ... From there, the theory was to put an empty toothpaste tube into the vacuum chamber, pump all of the air out, and let atmospheric pressure ...

NAGOYA--Restaurant designer Howa Corp. is on a mission to help people go green after developing a paper material here that can be used instead of toothpaste in a tube. The company started ...