Technetium in the Hydrosphere and in the Geosphere

This invention relates to a baked foodstuff containing an additive to prevent softening caused by moisture, wherein the additive is a carbohydrate derivative which has been modified by means of heat energy, radiation or an additional chemical compound and which is water-insoluble to the extent of at least about 25% by weight, and is capable of swelling. The invention also relates to a process for the preparation of the baked foodstuff.