And protective suits are not the same as full hazmat suits, Timmy. They were wearing protective suits at the hospital, but not full hazmat suits that they wear at biochemical facilities.
And it's apparent your either blind, dead or stupid Helen because you have failed to understand the real premise here. The suit wasn't the issue. It was the procedure that failed.
There is a procedure to remove handle and dispose of these suits so that you don't get exposed. That procedure wasn't properly executed by the nurse. It looks like that nurse and or the hospital staff didn't receive proper training in the first place.