The alarm and light shut off simultaneously when the sensor no longer detected any aerosol. The X-Sense SC01 lacks an ionization sensor and uses only a photoelectric sensor to detect smoke.

But by the age of nine, a noticeable gap begins to emerge — girls’ confidence and enthusiasm for STEM subjects often start to ...

When film all came in rolls, it was fairly easy to play with the frame of the image. Companies like Hasselblad (and many others) made camera backs that would expose longer strips of 35 mm film to ...

Smart sensor solutions - Increase health, improve energy efficiency, ensure safety & comfort – for a better tomorrow. - Sensirion AG ...

Among a plethora of options to choose from, here are the six best hard-wired smoke detectors from our testing. Take a peek!