Graphite
Chemical Composition: C
graphite
Graphite.
Assuming you meant "pencils", graphite.
Graphite is used as a dry lubricant and steel hardener and for brake linings and the production of "lead" in pencils
There has never been any lead in lead pencils. The graphite deposit that produced the first pencils was mistakenly thought to be lead. Chemists pointed out the error but the name stuck.
Graphite is the mineral used in pencils.
The lead part of a pencil is a form of carbon called "graphite". (also used as a metal lubricant for locks)
graphite
graphite
Graphite works well in lubricating key operated locks such as, pad locks, door locks and ignition locks.
Very fine graphite powder is used as a lubricant in many applications including locks.
Graphite
The regular mineral lead Is used for making pencils and other things
Graphite.
color
Assuming you meant "pencils", graphite.
Carbon is used as fuel,as a lubricant and making pencils and to make jewelery.