Electronic apparatus and instruments; computer software; all of the aforementioned used in the fields of consultancy, planning and provision of technical expertise and advice in connection with chemicals, explosives, explosives products and blasting

Instructional and information materials, printed matter, printed brochures, flow charts, goods made of paper and cardboard; all of the foregoing being for use in connection with chemicals, explosives, explosives products and blasting in the mining, quarrying, tunnelling, construction, and excavation industries

Advisory services relating to energy efficiency; advisory services relating to the use of energy; consultancy in the field of energy-saving; energy auditing; energy use and conservation consultancy; recording data relating to energy consumption in buildings