Any cargo that has to be loaded, maintained and/or carried at a certain temperature in order for it to reach its destination without deterioration is classed as refrigerated cargoes. This includes meat, fish, poultry products, dairy products, drugs and experimental samples. Refrigerated cargoes are perishable to a greater or lesser degree, and their…
View More What are refrigerated cargoes?
Digital Selective calling (DSC) is an initial means of alerting device for any Distress / Urgency / Safety communications. In other words this device is used to bring the attention of OOW before transmitting the Distress / Urgency / Safety Message using other communication methods such as Radiotelephony (R/T) or…
View More What is Digital Selective Calling (DSC) ?
Both Long Range Identification and Tracking (LRIT) and Automatic Identification System (AIS) have different purpose altogether but are important to ships at sea. AIS is an broadcast system, whereas LRIT is reporting system. AIS is a system which provides a means whereby ships exchange information such as ID, position, course, speed…
View More Difference between LRIT and AIS System
If an accurate adjustment of the magnetic compass is desired, efforts should be made by the person(s) responsible, to ensure that all necessary precautions are followed so that the compass is properly adjusted. Precautions to be observed when Swinging the Vessel The vessel should be in a seagoing condition, that…
View More Magnetic Compass- Precautions to be observed when swinging