4 Feb 2017

Jean testing: ethical cotton

From This Way Up, 12:50 pm on 4 February 2017
Obtaining sample for fibre typing

Obtaining sample for fibre typing Photo: Supplied

James Hayward of Applied DNA Sciences calls cotton the most tangled and opaque consumer supply chain in the world, and he's using genetic barcodes to introduce more traceability to the system.

Get the new RNZ app

for easy access to all your favourite programmes

Subscribe to This Way Up

Podcast (MP3) Oggcast (Vorbis)