The lowest or basic strength of aluminum and each of its alloys is determined when the metal is in the annealed or soft condition. This is designated as the O (letter O) temper. For example, the annealed condition for alloy 1145 is written 1145-O.
What is a scissor lift? A scissor lift is a type of aerial work platform used to lift personnel. These platforms extend and retract vertically with the help of the scissor linkages that fold in a crisscross manner. Scissor lifts are typically electrically powered although there are some that are powered by internal combustion engines.
scissor (plural scissors) (rare) One blade on a pair of scissors. (noun adjunct) Used in certain noun phrases to denote a thing resembling the action of scissors, as scissor kick, scissor hold (wrestling), scissor jack.