In British English, the term drive shaft is restricted to a transverse shaft that transmits power to the wheels, especially the front wheels. A drive shaft connecting the gearbox to a rear differential is called a propeller shaft, or prop-shaft. A prop-shaft assembly consists of a propeller shaft, a slip joint and one or more universal joints.
The researchers found that the transparency of food packaging influences snacking habits in different ways depending on the size, visual appeal and healthiness of the food it contains. And the project uncovered some counterintuitive results.
Shelf Life of Food. Grocery product shelf life is based upon the Manufacturers Date Packaged code. Manufacturers encode the Date Packaged somewhere on the product in a form unique to their internal procedures. Remember that these times are the manufacturers recommendations for MAXIMUM freshness and nutrient value.