Measuring or testing machines and instruments, namely, measuring apparatus, namely, bevels, rain gauges, laser distance meters; measuring devices, namely, fluorometers; mechanical measuring machines for identifying and analyzing structural damage to vehicles; rheometers for measuring the viscosity and viscoelasticity of fluids; apparatus for testing gas, liquids and solids; automotive testing equipment, namely, transmission testing and brake testing equipment; device for testing the function and effectiveness of smoke detectors, carbon monoxide detectors and heat detectors featuring an aerosol spray; sensors for measuring purposes other than for medical use, namely, sensors for measuring distance, sensors for measuring chemical levels in aqueous solutions, position sensors, temperature sensors, acceleration sensors, heat-sensitive sensors for surveillance cameras, infrared sensors for surveillance cameras, dynamic sensing sensors for surveillance cameras, optical sensors, humidity sensors, vehicle speed sensors, vibration sensors, infrared sensors, velocity sensors, motion sensors, heat sensors, atmospheric sensors, pressure sensors, illuminance sensors, ultraviolet sensors, gyro sensors, direction sensors, GPS sensors, sound sensors, voice sensors, pyroelectric sensors, distance sensors, ultrasonic sensors, wind direction sensors, wind speed sensors, flow sensors, dust sensors, gas sensors, water quality sensors, sensors for measuring pH, sensors for measuring water pollution, electrical power sensors, electric current sensors, electric voltage sensors, electric sensors; electric or magnetic meters and testers