42 Certification [quality control]; certification of data via blockchain; quality testing of products for certification purposes; testing services for the certification of quality or standards; testing, analysis and evaluation of the services of others for the purpose of certification; testing, analysis and evaluation of the goods of others for the purpose of certification; testing, analysis and evaluation of the goods and services of others for the purpose of certification; authentication services; data authentication via blockchain; testing, authentication and quality control; quality control and authentication services; providing science technology information; design of information systems; provision of information relating to industrial design; provision of information relating to industrial engineering; provision of information relating to scientific research; provision of scientific information relating to chemicals; providing information about industrial analysis and research services; providing technological information about environmentally-conscious and green innovations; provision of scientific information relating to the chemical industry; provision of information, advice and consultancy in relation to carbon offsetting; providing scientific information, advice and consultancy relating to net zero emissions; provision of scientific information, advice and consultancy in relation to carbon offsetting