9 Scientific, surveying, photographic, cinematographic, audiovisual and optical apparatus and instruments, and research, navigation, weighing, measuring, signalling, detection, testing, inspection, life-saving and teaching apparatus and instruments, namely, scientific and measuring apparatus and instruments for measuring and recording hydration, body fluid balance, fluid density and retention in humans and animals; laboratory and scientific apparatus for use in testing, namely, research laboratory analyzers for measuring, testing and analyzing bodily fluids and body fluid balance; scientific apparatus for diagnostic testing of biological samples, other than for medical use, namely electronic analyzers for measuring, testing and analyzing bodily fluids and body fluid balance; recorded and downloadable media, namely, prerecorded CDs and DVDs featuring information about fluid measurement apparatus and devices for medical and scientific purposes; downloadable computer software for fluid measurement and fluid analysis, fluid flow control, data processing and signal processing; downloadable computer software for medical apparatus and instruments, namely, for fluid measurement and fluid analysis, fluid flow control, data processing, signal processing, and analysis of vital signs and parameters; downloadable computer software for gas analyzing; optical measurement apparatus, namely, sensors and emitters to detect and measure fluid; non-medical devices for scientific use in measuring the composition of body fluids; scientific measuring devices to measure fluid levels; downloadable computer software for database management in the scientific and medical fields; blank digital and analogue media for recording and storage; cash registers, adding machines; computers and peripherals adapted for use with computers; bodily fluid and waste measuring, detecting, monitoring and controlling devices for scientific use; tape measures; liquid level measuring sensors; bodily fluid sensors, detectors and monitoring instruments for scientific use; apparatus for scientific and laboratory research; educational apparatus and simulators, for sensing, detecting and monitoring bodily fluids; liquid level sensors; liquid level monitoring apparatus; liquid level measuring apparatus and instruments for scientific purposes; scales, namely, electronic and for medical purposes