42 TECHNICAL CONSULTATION, DEVELOPMENT, RESEARCH, PLANNING AND TESTING IN THE FIELD OF APPLICATION OF INDUSTRIAL GASES, ESPECIALLY IN THE APPLICATION OF CARBON DIOXIDE; TECHNICAL CONSULTATION, DEVELOPMENT, RESEARCH, PLANNING AND TESTING IN CONNECTION WITH CLEANING, DRY CLEANING AND WASHING, ESPECIALLY OF TEXTILES, GARMENTS AND CLOTHING, ESPECIALLY IN THE FIELD OF CLEANING WITH LIQUID OR SUPER-CRITICAL CARBON DIOXIDE; PREPARATION OF TECHNICAL REPORTS, STUDIES, CALCULATIONS, INVESTIGATIONS AND ANALYSES IN THE FIELD OF CLEANING, DRY CLEANING AND WASHING, ESPECIALLY OF TEXTILES, GARMENTS AND CLOTHING, ESPECIALLY IN THE FIELD OF CLEANING WITH LIQUID OR SUPER-CRITICAL CARBON DIOXIDE