The Scissors
What are scissors? Scissors are a Lever, a first class lever actually. Scissors are hand-operated cutting instruments. They consist of a pair of metal blades, or tangs, connected in such a way that the sharpened edges slide against each other. Scissors are used for cutting various thin materials, such as paper, cardboard, metal foil, thin plastic, cloth, rope and wire. Scissors can also be used to cut hair and food.

Types of scissors: Scissors exist in a wide variety of forms depending on their intended uses. Children's scissors, used only on paper, have dull blades and rounded corners to ensure safety. Scissors used to cut hair or fabric must be much sharper. The largest shears used to cut metal or to trim shrubs must have very strong, sharp blades.
Specialized scissors include sewing scissors, which often have one sharp point and one blunt point for intricate cutting of fabric, and nail scissors, which have curved blades for cutting fingernails and toenails.
What kind of people use Scissors? Scissors are mainly used in schools, offices, kitchens and homes. You use scissors to cut materials straight and to cut them in an easier way, then ripping or cutting it with something like a knife.
How are they made? Some scissors have rounded edges so that the users which in this case are children don’t hurt themselves. Some pairs of scissors have a huge load arm to cut bigger pieces of paper or thicker material of fabric.
The History of the Scissors: It is most likely that scissors were invented in 1500 BC in ancient Egypt. The earliest known scissors appeared in the Mesopotamia 3,000 or 4,000 years ago.