Local regulations on occupational safety and health must be fully complied with. All officers must have understood the importance of working with a dangerous substance and must be trained in this regard. Accidents are prevented by having the necessary equipment available, subjecting the staff to regular training programs and seminars. Marine fuels emit flammable and toxic gases. Gases are flammable and explosive in certain concentrations. They can cause dizziness and pain. Some contain very toxic substances such as Hydrogen Sulfide. In case of contact with marine fuels, your skin and skin may be damaged. Smoke generated during use irritates the respiratory tract and skin. These ongoing and recurring situations cause serious health problems. Gloves should always be worn. In the event of gas and smoke formation, a gas mask and safety glasses should be used. In case of liquid and gas contact, it is recommended to change clothes as quickly as possible. It is dangerous to enter tanks and environments that interact with marine fuels without ventilation and safety. In case of ingestion, intense inhalation, contact with skin and eyes, it is useful to get medical support. Flame, sparks, all ignition elements and hot surfaces should be kept away from contact. Approaching smoking is inconvenient and dangerous in all conditions.