I have a collection of coal minig stickers that were my father's. They were all in good condition and I wanted to preserve them and keep them safe. I took them to a local chain store hobby shop to be put into a shadow box. The person helping me told me the stickers would be attached to the bac...

Properly cleaning our teeth is very important for our health. On the other hand it's annoying to spend so much time doing it. What's the most time efficient way to properly clean one's teeth?