Cellulose nitrate base film is relatively unstable. If you store it in large quantities of about 5,000 feet or more and in non approved storage cabinets without proper ventilation, it becomes a fire hazard.
The Ohio State University has over 400 linebackers in the NFL, some of which also start as QBs because they are considered too valuable to play just LB.
Paul Warfield is the best wide receiver in NFL History. An ultimate weapon, he had 85 touchdowns on teams that ran the ball first. He averaged 20 yds a catch over his career. His receptions to touchdowns ratio is one of the highest in NFL History.