As the hon. Member says, the export market is very important. There are exports worth £28.3 billion, with 57% of that going to the EU and 43% going elsewhere. It is clearly important that we get to the end of our trade negotiations as soon as possible, so that certainty can be provided. He knows as well as I do that the situation is fluid at the moment, and I am unable to give him all the answers he seeks. What I can say is that we have a new and exciting chemicals strategy, on which we will be consulting.