This lesson on reefer containers explores their definition purpose and importance in transporting perishable cargo in Reefer Containers. Participants will gain insights into different types of reefer containers their features and the components that enable temperature control and ventilation. The course emphasizes the significance of temperature monitoring and documentation for maintaining cargo quality. It also highlights the roles and responsibilities of personnel involved in handling reefer containers. By the end of the lesson participants will be equipped with the knowledge to make informed decisions and effectively contribute to the carriage of reefer containers on board container ships.