Many of the intermediate materials for nano are toxic, so the question is how you manage that process.

Hazardous materials or toxic materials are a real threat.

We try to recycle those components because they contain toxic materials that we don't want in the landfill.

The process has to be methodical. We deal with inherently hazardous materials. If we're not safe, we've got trouble.

We do not know whether toxic materials have been burned, ... It's possible, it's even likely to some extent, but it's not something to be panicked about.

Mercury is toxic,