Providing meteorological information; architectural design; surveying; geological surveys or research; computer software design, computer programming, or maintenance of computer software; technological advice relating to computers, automobiles and industrial machines; testing, inspection or research of pharmaceuticals, cosmetics or foodstuffs; research on building construction or city planning; testing or research on prevention of pollution; testing or research on electricity; testing or research on civil engineering; testing, inspection or research on agriculture, livestock breeding or fisheries; testing or research on machines, apparatus and instruments; rental of measuring apparatus; rental of computers; providing computer programs on data networks; rental of laboratory apparatus and instruments; rental of technical drawing instruments