Even today, the craft still indispensable. Upholstery, tailoring, construction craft work, art work, mechanical engineering craft, chimney sweeping, restoration work and other crafts are necessary in everyday life of each person.

Chemical control of wood and masonry structures against wood-destroying fungus, insect, mould, fire. Mycological survey, appraisal. Assessment of quality status of wood structures. Fire control: -steel structures -air-conditioning -cables. Rodent control. Disinsection. Disinfection. Maintenance, wood preservation. Steeping. Protection ...