Sniffer is a sensor placed in an exhibition to detect a person standing in front of it.
Online you can see the graph showing this detection in real time.

2021, VOC-Detector, steel frame

Thanks to 3s Gas Sensoring for the support!


A diffuser that emits an odor called "work" is placed opposite to a device built for a converse task: an odor neutralizer.

2021, Diffuser, Aroma, Neutralisator, steel frame

(c)Photos: Franziska von den Driesch