Acceleration sensors ; An optical metrology inspection system comprised of a light source, one or more cameras and sensors in communication with computer software and hardware ; Electric sensors ; Electric, electronic, or electrochemical oxygen monitors and sensors for environmental use ; Electrical sensor apparatus for sensing the presence or absence of individuals or objects by contact or pressure ; Electronic data relays for sensors ; Electronic plant moisture sensor ; Electronic proximity sensors and switches ; Electronical sensors for measuring solar radiation ; Environmental monitoring system comprised of meters and sensors that measure pressure, humidity, temperature and includes alarm and reporting functions ; Gas sensors for measuring gas concentration ; Microsensors for measurement of pressure, acceleration, force and flow, namely, silicon piezoresistive pressure sensors ; Occupancy sensors, namely, electronic devices which detect the presence of occupants and control the lighting system accordingly ; Optical sensors ; Pollutant sensors ; Pressure sensors ; Proximity sensors ; Remote sensors for use in measuring thermal and infrared radiation energy waves ; Safety sensors, namely, carbon monoxide detectors, smoke detectors, and combination carbon monoxide and smoke detectors ; Sensor chips for scientific use ; Sensors for determining position, velocity, acceleration and temperature ; Sensors for the determination of temperatures, positions and distances ; Temperature sensors ; Ultrasonic sensors