In vehicle acrobatics, a wheelie, or wheelstand, is a vehicle maneuver in which the front wheel or wheels come off the ground due to sufficient torque being applied to the rear wheel or wheels, or rider motion relative to the vehicle.

A caster is an assembly that includes a wheel and a mount. Casters support and make it easy to maneuver carts, racks, dollies and other equipment. Casters come in different materials, wheel diameters, tread widths, load ratings and overall heights to give your equipment mobility in many kinds of work environment.

With thousands of fighters applying annually to the UFC for the opportunity to fight in the Octagon, applicants can now post their profiles, videos, photos and their fight history on Jobbi. A simple application is then automatically shared directly with UFC management for their review.

The gel being applied to the fighter's face near the eye is typically a lubricant or petroleum jelly. This is done to prevent cuts and abrasions during the fight. The lubricant helps to reduce friction and can make it more difficult for an opponent's strikes to open a cut around the fighter's eye.