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.
Progression. To increase the intensity of the exercise, slow down the scissor kicks and hold your legs in a raised position for a few seconds. You can also add resistance by using ankle weights or performing the scissor kick exercise from a standing position in a pool.ake a scissor-like up-and-down motion with your legs, lifting one leg to about a 45-degree angle from the ground while lowering the other leg. Avoid touching or resting your heels on the floor. Keep your abs tight and your lower back pressed to the floor. Perform 10 to 15 kicks for two sets.