Specific gravity is the ratio of the density (mass of a unit volume) of a substance to the density (mass of the same unit volume) of a reference substance.
Sensory evaluation of foods including foods refers to their scientific evaluation through the application of human senses (taste, smell, sight, feel and sound).
Packaging of meat and meat products is the technique of using the most appropriate containers and components to contain, protect, carry, identify and merchandise the product.