In theory, they can't make you.
In practice, you'll probably not last long with most companies. Our lot have said they'll fully stand by anyone who refuses to fly on a 225.
I really don't know for certain though mate. What I do know is, I'll never fly on one again. No way.
Put yourself first here, mate.
I wouldn't fly in one.
BBC saying the four dead have been named. Terrible.