Write a detailed report on International Association of classification Societies (IACS).   Following aspects / points must be covered in the report.
1.     Objectives of IACS.
2.     Scope of IACS.
3.     Approval of Material, Machinery and Equipment.
4.     Classification surveys ( including all type of surveys).
Note: Please do your own research work and avoid copy paste.  
Only Original work will be graded.