Lacking NBA or MLB-type cable money, NHL clubs fuel a big chunk of their growth both at the gate and through a digital strategy that has yielded increasingly popular content on NHL Network, NHL.com and NHL Mobile.

FORBES: The NHL Looks to Keep its Momentum Going

For example, Southwest Airlines cut the amount of idle time for its planes at the gate by about 50%, which produced a huge fuel savings and dramatically increased plane utilization (one of the highest cost drivers in the airline industry), without negatively impacting service quality.

FORBES: Step 4 For A Successful Startup: Maximize Operational Efficiencies

On Tuesday, a Japan Airlines Boeing 787 readying for takeoff at Boston Logan International Airport sprang a leak from its main engine, spilling about 40 gallons of fuel onto the runway and causing safety workers to tow it back to the gate.

BBC: Is the Boeing Dreamliner safe?