Industrial & commercial machinery, in Harper, refer to the equipment & machines that are essentially used in Industrial & Commercial processes. Such machinery can be categorized into several types, like- Heavy equipment, Hardware, Industrial process, Machine, Machine tool, & Tools.
Heavy equipment are specially designed for carrying out construction processes and are comprised of five equipment systems- implement, traction, structure, power train, control and information. Hardware denotes the physical artifacts of a technology. Industrial processes refer to the chemical or mechanical procedures employed in manufacturing of an item or items, usually on a very large scale. A machine is a device that uses energy to carry out some process.
A machine tool is a mechanical device, which fabricate metal components of machines by selective removal of metal. Tools produce an item or achieve a task, but do not get consumed in the process.