Machinery industry: (cleaning attachments: cutting oil, abrasive particles, iron filings, dust, fingerprints) removal of anti-rust grease; cleaning of measuring tools; degreasing and rust removal of mechanical parts; engines, engine parts, gearboxes, reducing Vibrator, bearing bush, oil nozzle, cylinder block, valve body, carburetor and auto parts and chassis degreasing, rust removal, cleaning before phosphating; dredging and cleaning of filters, piston accessories, filter screens, etc. Precision mechanical parts, compressor parts, camera parts, bearings, hardware parts, molds, especially in the railway industry, it is very suitable for the degreasing and decontamination of the air conditioner of the train carriage, and the anti-rust, derusting and degreasing of the various parts of the train head