Lubricating a roller coaster - GIF

Lubricating a roller coaster.

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Previously:

Backyard roller coaster - GIF
Euthanasia coaster - photos
Flying roller coaster seat rotation mechanism - GIF
High elevation roller coaster - GIF
Pedal-powered Japanese roller coaster - GIF
Roller coaster track switch - GIF

Looks like King's Island back in the 80's

It seems it would be pretty easy to fabricate a device to hook on the train and oil the rails.
However it could be that the guys who "must" ride the front car twice every morning have no interest is giving up that "responsibility."