9 Scientific apparatus and instruments, namely, spectrometers; nautical apparatus and instruments, namely, magnetic compasses; surveying apparatus and instruments, namely, leveling rods; electric apparatus and instruments, namely, electric wires; photographic apparatus and instruments, namely, cameras; cinematographic apparatus and instruments, namely, projectors; optical apparatus and instruments, namely, optical cables; weighing apparatus and instruments, namely, weighing scales; signalling apparatus and instruments, namely, signal bells; checking apparatus and instruments, namely, computers; life-saving apparatus and instruments, namely, swim floats for safety purposes; and teaching apparatus and instruments, namely, children's educational software; scientific apparatus and instruments for geotechnics, geomechanics, for structures and environmental analyses, namely, inclinometers; scientific apparatus and instruments for geotechnics, geomechanics, for structures and environmental analyses, namely, inclinometer casings and removable inclinometer probes; scientific apparatus and instruments for geotechnics, geomechanics, for structures and environmental analyses, namely, surveying instruments in the nature of tiltmeters; scientific apparatus and instruments for geotechnics, geomechanics, for structures and environmental analyses, namely, fixed and transportable inclination sensors being inclinometers; scientific apparatus and instruments for geotechnics, geomechanics, for structures and environmental analyses, namely, direct and inverted pendulums in the nature of level indicators; scientific apparatus and instruments for geotechnics, geomechanics, for structures and environmental analyses, namely, optical coordinators in the nature of optical coordinate measuring machines; scientific apparatus and instruments for geotechnics, geomechanics, for structures and environmental analyses, namely, telecoordinometers in the nature of telecommunications coordinate measuring machines; scientific apparatus and instruments for geotechnics, geomechanics, for structures and environmental analyses, namely, instruments for monitoring integrity of railway lines; scientific apparatus and instruments for geotechnics, geomechanics, for structures and environmental analyses, namely, vibrating wire instruments; scientific apparatus and instruments for geotechnics, geomechanics, for structures and environmental analyses, namely, casagrande piezometers in the nature of pressure measuring meters for use in excavation; scientific apparatus and instruments for geotechnics, geomechanics, for structures and environmental analyses, namely, electric piezometers in the nature of electric pressure measuring meters; scientific apparatus and instruments for geotechnics, geomechanics, for structures and environmental analyses, namely, pneumatic piezometers in the nature of pneumatic pressure measuring meters; scientific apparatus and instruments for geotechnics, geomechanics, for structures and environmental analyses, namely, probes for measuring water levels in wells and piezometer tubes; scientific apparatus and instruments for geotechnics, geomechanics, for structures and environmental analyses, namely, absolute and relative pressure transducers that convert hydraulic or pneumatic pressure into analog electrical signals for monitoring and controlling hydraulic or pneumatic systems; scientific apparatus and instruments for geotechnics, geomechanics, for structures and environmental analyses, namely, hydraulic and electric pressure cells in the nature of hydraulic and electric pressure gauges; scientific apparatus and instruments for geotechnics, geomechanics, for structures and environmental analyses, namely, crackmeters in the nature of surveying instruments for measuring cracks; scientific apparatus and instruments for geotechnics, geomechanics, for structures and environmental analyses, namely, electrical displacement transducers; scientific apparatus and instruments for geotechnics, geomechanics, for structures and environmental analyses, namely, distometers in the nature of distance measuring apparatus; scientific apparatus and instruments for geotechnics, geomechanics, for structures and environmental analyses and in particular flexometers being an instrument for testing the flexibility of materials; scientific apparatus and instruments for geotechnics, geomechanics, for structures and environmental analyses, namely, jointmeters in the nature of tension testers; scientific apparatus and instruments for geotechnics, geomechanics, for structures and environmental analyses, namely, electric load cells being electrical transducers; scientific apparatus and instruments for geotechnics, geomechanics, for structures and environmental analyses, namely, hydraulics and electro-hydraulics in the nature of electric-hydraulic settlement monitoring gauges for measuring level, pressure and force; scientific apparatus and instruments for geotechnics, geomechanics, for structures and environmental analyses, namely, mechanical settlement gauges and multipoint hydraulic settlement gauges being level gauges; scientific apparatus and instruments for geotechnics, geomechanics, for structures and environmental analyses, namely, electro-hydraulic settlement gauges being level gauges; scientific apparatus and instruments for geotechnics, geomechanics, for structures and environmental analyses, namely, level indicators; scientific apparatus and instruments for geotechnics, geomechanics, for structures and environmental analyses, namely, hydrostatic optical profilers; scientific apparatus and instruments for geotechnics, geomechanics, for structures and environmental analyses, namely, resistance and vibrating wire strain gauges being pressure gauges; scientific apparatus and instruments for geotechnics, geomechanics, for structures and environmental analyses, namely, spot-weldable strain gauges being pressure gauges; scientific apparatus and instruments for geotechnics, geomechanics, for structures and environmental analyses, namely, magnetic extensometers, embankment extensometers and single-point and multipoint borehole extensometers, all of the foregoing in the nature of instruments for measuring the stress and strain on materials relating to material deformation; scientific apparatus and instruments for geotechnics, geomechanics, for structures and environmental analyses, namely, incremental extensometers in the nature of instruments for measuring the stress and strain on materials relating to material deformation; scientific apparatus and instruments for geotechnics, geomechanics, for structures and environmental analyses, namely, fixed borehole extenso-inclinometers; scientific apparatus and instruments for geotechnics, geomechanics, for structures and environmental analyses, namely, thermometers and temperature probes; scientific apparatus and instruments for geotechnics, geomechanics, for structures and environmental analyses, namely, instruments for measuring convergence, namely, lasers for measuring purposes; scientific apparatus and instruments for geotechnics, geomechanics, for structures and environmental analyses, namely, flowmeters; scientific apparatus and instruments for geotechnics, geomechanics, for structures and environmental analyses, namely, level gauges; scientific apparatus and instruments for geotechnics, geomechanics, for structures and environmental analyses, namely, digital measuring control units consisting primarily of electrical controllers, electrical controlling devices, electric control panels; scientific apparatus and instruments for geotechnics, geomechanics, for structures and environmental analyses, namely, data loggers and data acquisition units consisting primarily of data processors, electronic data recorders; software for monitoring geotechnics, geomechanics, structural and environmental measurement data; related accessories, namely, centralised and measure electric control panels, protective boxes in the nature of electronic safes, electric cables, electric electricity connectors