Audit tells us whether we are doing what we should be doing and how well we are doing it . It is about quality and finding out if best practiced is being practiced and records are maintained and updated as required .An Audit is defined methodology carried out by a competent and independent person to review the practice being followed .
Survey : Visual inspection to identify if machinery , equipment are working satisfactorily and necessary document are available on board to support the same .There has been no tampering , altering or compromising of rules and regulation to be followed .A survey forms part of scheduled maintenance inspection carried out by a competent person . Survey is done to appraise or endorse certificates or approve supporting documents
Green Passport:Inventory of hazardous material is called green passport,is key requirment of ship recycling convention