AIR2GAS LAB

33.20.Z - Installation of industrial machinery, equipment, and devices

28.29.Z - Manufacture of other general-purpose machinery not elsewhere classified

33.12.Z - Repair and maintenance of machinery

42.21.Z - Works related to the construction of transmission pipelines and distribution networks

43.22.Z - Installation of plumbing, heating, and air-conditioning systems

71.12.Z - Engineering activities and related technical consultancy

71.20.B - Inspection and issuing opinions on the technical condition of chimneys and ventilation ducts

72.19.Z - Scientific research and development activities

74.10.Z - Specialized design activities

85.59.B - Courses and training for acquiring knowledge, skills, and professional qualifications in non-school forms