New Zealand-based spin-out Ligar Polymers can identify good particles from environmentally harmful ones.

Ligar Polymers, a spin-out of the Waikato Institute of Technology (Wintec), has perfected technology that can identify environmentally harmful microscopic particles.

The company’s molecularly imprinted polymers are able to extract advantageous molecules from a substance and to filter out harmful ones. The process can be used for scenarios as diverse as filtering out smoke from wine after Australian bushfires to extracting rare earth minerals. Extracting rare earth minerals especially is currently a highly expensive and environmentally harmful endeavour but necessary…