Several large engines can be found in the industries, however, they are the small engines for the auxiliary works. For example, factories and food and beverage industries rely on different machine tools, which are perfectly capable of moving and executing specific processes with cans, bottles and other components. Generally speaking, they are small engines, and in some cases, c1f1c0les they are designed specifically for their task. The textile industry also has subtle machines, both for spinning and weaving, of secular technology. The cement, pulp and paper industry has a high number of pumps, compressors and fans, as well as large conveyors, mills, agitators, sieves.

In this way, some types of machines can be found in virtually all types of industry, such as liquid handling pumps, gas compressors and fans, for example. In principle, industrial activities basically require a robust, highly reliable, efficient engine that fits well with different types of cargo at low cost. There are processes that require a significant variation of speed, with satisfactory control. In this way, environments considered vulnerable are classified as dangerous areas, requiring equipment that does not cause damages.