1. Ows diagram
2. Stern tube diagram
3. Marpol annex 1 chap 3
4. Annex 6 chap 3
5. Different type of rudder
6. What is forward perpendicular
7. Transverse longi frame diagram
8. What is floor, different types
9. Bunkering prodedure
10. Ums regulation
11. Scrubber system
12. Solas regulations for bulkers