Quick Answer. Dirty condenser coils, evaporator fan motor failure or a defective start relay switch are common freezer problems that cause the freezer to malfunction or not freeze. Frosted-over evaporator coils, a worn-out condenser fan motor or a defective temperature control thermostat are also common culprits of a malfunctioning freezer.
Peer Review Definition. Peer review is the evaluation of creative work or performance by other people in the same field in order to maintain or enhance the quality of the work or performance in that field1.
Peer review is the evaluation of work by one or more people of similar competence to the producers of the work (peers). It constitutes a form of self-regulation by qualified members of a profession within the relevant field.