Single-breasted suit coats may be either fastened or unfastened. He unfastened it, and leant out. He was reported to have possibly panicked on the dark ride and unfastened his seatbelt. When she unfastened her seatbelts, she fell to the ground and received severe burn injuries. Some types of handcuffs can be unfastened using paper clips. He finds that now two padlocks are unfastened. Many airlines now require safety belts be left unfastened should passengers be aboard during refueling. The rails were unfastened, lifted, bent aside and a more substantial barricade built. Christie unfastened his belts and helped "K" to reach the bank. He devised slots in unfastened manhole covers to prevent them from flying up.