Product Description: Aromas are an integral part of our civilised society. They are not only used in fine perfumes, but also in numerous other articles with which we have daily contact. Another new development has been the agricultural use of aromas as a "biological weapon" to combat insects and other pests...read more

Product Description: This volume assesses formal methods for the quantitative estimation and prediction of human cancer risks. Quantitative estimates of cancer risk can be expressed in different ways. In some cases estimates of risk under conditions prevailing in the original data are of primary interest; in others predictions of risk under other conditions are required...read more (view table of contents, read Amazon.com's description)

Product Description: This volume contains a series of essays which detail the geographical changes and evolution of European rivers since the 18th century. The rivers examined include the Rhone, the Meuse, the Rhine, the Elbe, the Deuro, the Ebro, the Garonne, the Po and the Weser. (view table of contents, read Amazon.com's description)