Scientific apparatus and instruments, namely, electronic monitors for the detection, measurement, recording, collection, analyzing, warning, transmitting and indication of variable characteristics, namely, acceleration, climatic changes, environmental conditions, impact, vibration, shock, temperature, humidity, pH, pressure, speed, position, and flow; electric detectors and sensors for the detection, measurement, recording, collection, analyzing, warning, transmitting and indication of variable characteristics, namely, acceleration, climatic changes, environmental conditions, impact, vibration, shock, temperature, humidity, pH, pressure, speed, position, and flow; and programmable electronic data recording, storing and transmitting devices, namely, shock monitors, electronic vibration monitors, accelerometers, temperature sensors, humidity sensors, pressure sensors, and electric transducers in the nature of vibration transducers, shock transducers, and velocity transducers