As verbs the difference between cane and crutch. is that cane is to strike or beat with a cane or similar implement while crutch is to support on crutches; to prop up.
Types of Pipes. Pipes come in several types and sizes. They can be divided into three main categories: metallic pipes, cement pipes and plastic pipes. Metallic pipes include steel pipes, galvanised iron pipes and cast iron pipes. Cement pipes include concrete cement pipes and asbestos cement pipes.
DMV Piping. DMV copper pipe is a fourth type of tubing that is less commonly used. Its main use is on drains and it can also be found in old houses. It can be used also to vent plumbing fixtures, and should be used only in above ground applications. It has some yellow marks that help identify it from M type copper.