The chemicals in the wood preservative are meant to kill small organisms like algae and fungus. If these chemicals end up in nature they will harm plants and fish in the streams. That is why Hanna’s brother is taking the bucket of wood preservative to the recycling centre. Here it will be handled in the appropriate and safe way.

Hanna’s big brother has just painted the bicycle shed with wood preservative. The bucket is almost empty. He gets on his bike to deliver the bucket and the paintbrush to the recycling centre nearby.

Why is Hanna’s brother going to the recycling centre with the almost-empty wood preservative bucket?