Presents the ageneralization and rationalization of the main safety design criteria and safety analysis methodologies developed in nuclear aerospace and chemical engineering. This work introduces the concepts of risk, damage and probability of hazardous events. It identifies the risks connected with the use of main harmful substances.

Articles in these two volumes cover current knowledge of the origins of various salivary compounds, their normal values, age dependency, relation to flow rate, diseases or hormonal status, and assay problems regarding human saliva. Volume I includes: practical aspects of salivary analyses; salivary