Knovel Knovel is a database containing the full-text content of over 700 handbooks covering all fields of engineering, as well as coverage for industrial safety, biochemistry, microbiology, pharmaceuticals and food science/nutrition, with new sources added continuously. Basic keyword searching and advanced searching for material and chemical properties, constants, and coefficients over a numeric range is possible. Also, a package of productivity tools includes the ability to export selected items from a vast range of tabular data to MS Excel for further manipulation.