Q: My toilet will start running and then suddenly stop for no reason. It is keeping me up at night. What can I do? A: It sounds as if you either have a ghost inhabiting your bathroom, or you need to ...

Abstract: In the present work, an effort is made to demonstrate the displacement sensing capability of polyvinylidene difluoride film attached to a mechanical structure. A prototype of a swing check ...

Q Our toilet has a noise like water running, but it doesn’t flush. It just kind of seeps and my water bill has gone up. Our plumber thought a new flapper valve was needed, so we installed one. It does ...