In order to maintain a refrigerator at peak efficiency; it should be defrosted? by Sunday | Jan 15 | Catering Craft Practice WAEC | 0 comments A. daily B. weekly C. fortnightly D. monthly Correct Answer: Option B = weekly Users Also Read These:If feed efficiency for egg production is defined as…When the r.m.s value of a source of electricity…An alternating current supply is connected to an…In a play, unfolding events reach their peak in the?The droplets of water observed around a bottle of…