As you say, the chemicals management plan is in place now. Acrylonitrile is one of 93 substances that now have been declared toxic, so Environment Canada...this is difficult to manage these things. We're not underplaying the order of magnitude of what a challenge this is to management.
In terms of the risk assessment, we have made a recommendation to the department. The department has accepted that recommendation on getting an overall risk assessment strategy in order to say that if you have surprises in terms of spikes in emissions, then those would probably go into the risk assessment strategy. So that's what we were looking at.
On the latter point on the second source, this was being addressed, and it is being addressed with the partnership with Quebec, and actually there is now movement towards addressing that.