There are several types of bleeding. 'Spurting' and 'Gushing' are pretty bad. 'Oozing', which was what this was, isn't so bad. At the end of the wait (probably 50-60mins since he was cut, he had probably lost about 200mls of blood. (Blood donors donate between 450-600mls of blood on each trip). It was just rather annoying to have him leaking over the place, and a little blood goes a long way when it comes to making a mess...