they are greased with oil so the rollercoaster will ride smoothly
they oil them
they hug the rails HELP ive got a HUGE science taske about rollercoasters and its really hard!
as it rises up into the air you can see oil spilling out and the pervert freak drops his camera and that is how it started
drilling tongs
No, greased paper is not transparent. It is typically translucent or opaque due to the presence of grease or oil that coats the surface of the paper.
fraud
you dont
roller coasters smell like oil and metal or wood or what they are made out of.
You can do it with a roller, brush or spray.
you have to use a lubricant based oil and not a petrol based oil
You can use 5w-30 or 10w-30 motor oil in a 1995 proten tennis court roller transmission.
Shortage of oil, or oil leakage, short of maintenance for too long.