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.
Uses. 1) Copper is the main metal for electrical wiring (compare with aluminium). 2) Copper is malleable which makes it an ideal material for gas pipes and water pipes. Copper is below hydrogen in the reactivity series and therefore it does not react with water.