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.
Primary Muscles. The primary muscles involved in scissor kicks are the hip flexors and the transverse abdominis, the deepest muscle in the stomach. The hip flexors work to lift and hold your legs slightly off the floor during the exercise. The transverse abdominis aids in maintaining your stability, posture and balance.he primary muscles involved in scissor kicks are the hip flexors and the transverse abdominis, the deepest muscle in the stomach. The hip flexors work to lift and hold your legs slightly off the floor during the exercise.