During the latter operations, Hexavalent Chromium can be released encapsulated in (fine) dust particles. If the Hexavalent Chromium is stuck in paint on a surface, it is not harmful to health. The Hexavalent Chromium can be released when working on the surface.
Exposure to Hexavalent Chromium can have serious health consequences. It can cause lung, nasal and paranasal sinus, stomach, and laryngeal cancer. In addition to cancer, it can also cause respiratory allergies and chronic lung diseases, piercing of the nasal septum due to chromium ulcers and allergic contact dermatitis. It is not yet clear whether exposure to Hexavalent Chromium in the workplace can cause adverse effects on reproduction and the development of the unborn child.