Machines and machine tools, namely machines for cleaning any kind of domestic or industrial equipment; machines comprising one or more nozzles spraying jets of cleaning liquid or gas; machines for cleaning surfaces using different pressures as high and low pressure water, namely electronically controlled spray jet machines for the cleaning of tanks; machines for cleaning of tanks or other containers, using aimed gas jets or gas Jets augmented with additions for improving the cleaning effect of the gas jet; machines for distributing liquids over surfaces, namely detergents, surfactants, cleaning liquids, solvents, hot or cold water, paint, coatings; machines for cleaning the interior of tanks or other containers, comprising a down-pipe and nozzles that can be inserted through a small hole in the wall of the tank or container; motors and engines excluding for land vehicles, namely, electric motors for machines, stepper motors, servomotors, AC DC or any kind of electrically pneumatically or otherwise driven motor or actuator; machine couplings excluding for land vehicles, transmission components excluding for land vehicles, namely bearings for transmission shafts parts of machines, shafts couplings not for land vehicle; machine parts, namely bearing housings; agricultural implements other than hand operated, namely machines for cleaning stables, silos, containers