Industrial Classification By SSIC (2020) Section M : SCIENTIFIC RESEARCH AND DEVELOPMENT 72 : SCIENTIFIC RESEARCH AND DEVELOPMENT 72 : SCIENTIFIC RESEARCH AND DEVELOPMENT 721 : RESEARCH AND EXPERIMENTAL DEVELOPMENT ON NATURAL SCIENCES AND ENGINEERING 7210 : Research and Experimental Development on Natural Sciences and Engineering 72101 : Research and experimental development on biotechnology (excluding medical science) 72102 : Research and experimental development on electronics (excluding medical science) 72103 : Research and experimental development on chemicals (excluding medical science) 72104 : Research and experimental development on engineering 72105 : Research and experimental development on environment and clean technologies (excluding biotechnology) 72106 : Research and experimental development on medical science 72109 : Research and experimental development on natural sciences n.e.c. 722 : RESEARCH AND EXPERIMENTAL DEVELOPMENT ON SOCIAL SCIENCES AND HUMANITIES 7220 : Research and Experimental Development on Social Sciences and Humanities 72200 : Research and experimental development on social sciences and humanities