FIELD: removal of dirt from running gear of passenger cars and locomotives, such as oil, mazut, snow and ice formed during motion of high-speed trains. SUBSTANCE: method consists in delivery of pressure air to injecting unit, mixing this air with cleaning medium, acceleration and delivery of this mixture to article to be cleaned. Used as cleaning medium is snow dust, particles of frozen snow crust or mixture of snow dust with particles of frozen snow crust. EFFECT: low cost; avoidance of complex equipment. 8 cl
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