A nutrient rich food-grade defatted corn germ flour derived from a dry-milled corn germ fraction is provided. The disclosure also generally relates to projection exposure installations that include such im-aging optical systems, methods of using such projection exposure installa-tions, and components made by such methods. The hydrocarbon-containing condensate is removed while the water-containing condensate is fed into a steam generator in which heat is supplied to the water-containing condensate from a hot distillate removed from the vacuum column and steam is produced from the water-containing condensate, the steam is fed as a high-pressure gas into the gas-gas ejectors. The kit has a spool-like splicing drum that forms a junction between the undamaged and damaged repair sections. The error suppressing circuit is used for providing the error adjusting voltage according to the two input voltages.