Scientific, nautical, surveying, optical, weighing, measuring, signalling, checking (supervision), life-saving or teaching apparatus and instruments; communication apparatus and software; computers; computer software; data processing equipment; data storage devices; portable electronic devices including mobile phones; applications or software for portable electronic devices; devices including Global Positioning Systems GPS and associated software and apparatus; apparatus for sampling air, gases, particulates, including suspended particulates, water or other material; apparatus for carrying out diagnostic tests (not medical), including analysis of samples of air, gases, water, particulates or other material; environmental test apparatus and samplers; samplers for testing sea water, fresh water or estuarine water bodies; samplers for testing suspended particulates in sea water, fresh water or estuarine water bodies; water monitoring and testing equipment; well or bore testing apparatus; and parts and fittings for any of the foregoing