Construction and Excavation Machinery Environmental Conditions Test aims to defrost the performance of windshield de-icing systems using a tool on the operator compartment and windshield. The testing is performed with testing equipment used in laboratory facilities. It covers the procedures for defrosting the windshields of tested products or vehicles under ambient conditions. This test is carried out to evaluate the de-icing performance of products or vehicles and to set a standard benchmark in this regard.