Characteristics of labor environment on ocean shipping ships - Characteristics of microclimate on ocean transport vessels: Results of investigation of microclimate on board when the ship is docked at the port shows that only the temperature measured in the engine room of the ship exceeds the standard hygienic hygiene (37.2 ± 1.980C / 320C) (according to Decision No. 3733/2002 / QD-BYT ≤ 320C) [3].