Despite restrictions elsewhere, NZ still uses a wood preservative linked to arsenic pollution
- Written by Clemens Altaner, Associate Professor in Wood Science, University of Canterbury
Shutterstock/speedshutter PhotographyTimber with a green-grey hue – treated with copper chromium arsenic (CCA) – is a common sight in New Zealand. But how many people are aware that it pollutes the environment, is associated with health risks and is a toxic waste complicating the transition to a circular bioeconomy?
Other countries,...





