screwdriver(lever), screw(screw), flagpole(pulley)
toilet
scissor
Many examples of compound machines exist that can be found at school. Some examples include scissors, staplers, and a pencil sharpener, among many others.
The wheel and axle simple machine and the lever simple machine are both found in typewriters.
a pully ,whell and axle,lever,wege
a pully ,whell and axle,lever, wege thees
Wheel and axle (steering wheel), levers (door handles), inclined plane (screws), and pulleys (fan belts, etc,) are all simple machines that can be found in a minivan.
scissors, bikes, blenders, beaters, lawn mowers, toasters, sewing machines,computers, fridges/fressers, washing machines, drying machines and much more.
Some compound machines found in a ome migh include the following; scissors(lever&wedge) hair dryer piano keyboard light switch sewing machine pencil sharpener the handle of a sink Those are the only few i can think of at the moment...
Scientifically, there are no literal "machines," in your mouth. There is mechanical and chemical digestion that occurs in your mouth. The enzymes are chemical. The mechanical are your teeth. Hope this helps.
The "lead" found in pencils is actually graphite, or to answer the question, the "blackelement found in a pencil is carbon (C).