A despondent trainee soldier (Dear "John" letter, facing disciplinary action ...) decides to take his life. Instead of using a rifle on the range or more traditional means, the soldier ties a ...

Custodial staff in Howard County schools ran into a problem last year when the handles on several floor buffers began to break and the manufacturer discontinued replacement parts. Rather than buying ...

Investigating Buffers - Two short experiments to discover the properties of buffer solutions. Practicing Titrations - A demonstration of the proper use of a burette system for titrations; including a ...

Engineered for use on standard floor buffers and dual-headed diamond grinders, the Pearl Hexpin System is a convenient tool that gives you choices. The Pearl Hexpin System has been revolutionizing the ...