Defining sensory and sensory sciences; Physiology of sense organs and basics of taste and olfactory perception; Physiological and psychological aspects of sensory evaluation; Need of sensory science, sensory evaluation methods similar and different; Type of sensory evaluation methods (discrimination tests, consumer acceptability, hedonic scale and descriptive sensory evaluations); Relationships between processing technology and sensory properties of products. Statistical analysis of sensory data and interpretation; recruitment and qualification of sensory judges; training of panels, sampling procedures; physiological and psychological errors; Sensory evaluation of specific dairy products.