Simply put, reefer containers are big fridges that are used to transport temperature controlled cargoes such as fruits, meat, fish, seafood, vegetables, dairy and also non-food products such as flowers, pharmaceuticals and film across many miles and oceans..
Some cargoes may need to be shipped chilled or frozen or in controlled + temperatures. Reefer containers have the ability to maintain the cargo at the required temperatures for the duration of the transit.