How many credits do you need to be a college junior?   Answer   In my experience, a student must have at least 60 semester hours prior to classification as a Junior, but this varies for each institution and major.
Recently I ran across this tidbit âRaise the Freezer Temperature: As long as your freezer is below 32 degrees, your food will freeze.â Really? As many know, many like the FDA have always promote / mandate keeping your refrigerator at or below 40Âº and the freezer at 0Âº.
Lab Refrigerator and Freezer Temperature Capability. Laboratory refrigerators typically operate from 2â°C to 10â°C and freezers from -10â°C to -25â°C although there are exceptions based on models. Low-temperature freezers again depending on models are available for temperatures to â 25â°, -30â° and -40â°C.Ultra-low temperature freezers can be set from -50â° to -86â°C.ndercounter/Countertop Laboratory Refrigerators and Freezers. Undercounter, countertop and stackable lab freezers and refrigerators are great for saving space but are more susceptible to temperature fluctuations because of their size.