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.
However, many foodborne illnesses are caused by contamination by bacteria, viruses, and parasites that are too small to affect the appearance, taste, smell, or texture of food. Proper storage, as well as safeguards at the manufacturing and distribution level, and in the home can ensure that the food you eat is safe.