ABSTRACT
Agriculture is the mainstay of many countries and hence it must be de veloped. To develop agriculture, improved agricultural implements must be put into use for various operations such as plowing, sowing, planting, intercultivation, weeding, spraying, irrigation, fertilizer application, har vesting, cleaning, packaging, etc. Industry plays a significant role in the production of implements on a large scale to meet the demands. Almost all industries such as electronics, textiles, chemicals, fertilizers, food process ing, automobiles, laboratory equipment, medical instruments, fruit-related beverages, soft drinks, cereals, pesticides, and pharmaceuticals produce products continuously on a mass scale employing machines, labor, and ma terials.
