[Stephen]’s system uses commercially available sensors that track pH levels and Oxidation-Reduction Potential (ORP), both basic measurements that indicate water quality. A second set of sensors ...

When [Skye] was looking at the current state of connected pH meters they realized there was incredible room for improvement. Called the Nectar Monitor, this pH meter is a more modern take on what ...

The University of Glasgow has created a pH sensor for soil testing that can be composted at the end of its life. It is an ...