that, toto meet takem own a purple ipod, and to enter her dog and a labrador show. but at the top of the list as a call for everyone to sign up to be a bone marrow donor. will the prime minister work with the leader of the opposition and me to find out why to a few people are currently on that life-saving register? >> i will certainly do that. we want to get people as many as possible on to the bone marrow register. >> thank you, mr. speaker. the prime minister will be aware of the terrible explosion at the chevron refinery last week, a result of which four people died and one was seriously injured. will he join me in extending condolences? it was the safety record of chevron and its new owner. >> i will certainly do that. this was an absolutely tragic incident, and on behalf of the whole house, can i join him in paying tribute to his constituents and expressing our deepest sympathies to the families of those who have been affected? it has had a good safety record and a good safety record in an industry where there are really some inherent risks, and i am happy to d