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What is the percentage of lead in the lead pencil you are using?
A typical lead pencil does not actually contain lead. The "lead" in a pencil is made of graphite, which is a crystalline form of carbon. Therefore, there is 0% lead in a lead pencil.
Is pencil lead is Pb free?
Yes, pencil "lead" is not actually lead metal but graphite, which is a form of carbon. So, pencil lead is Pb (lead) free.
Is pencil lead solution?
Pencil lead is a compound
Which has the most lead aluminum or pencil lead?
Pencil lead isn't really lead, it is graphite, a form of carbon. Pencil lead doesn't have any lead in it whatsoever.
Is a pencil poison?
No, a pencil is not poisonous. However, ingesting pencil lead or graphite can lead to an intestinal blockage or irritation.
How do they get lead out of pencil?
we get lead of pencil from the mixture of clay and graphite
Is a pencil lead is insulator or conductor?
Pencil lead is a conductor.
Which is thicker a 7mm or 9mm pencil lead?
A 9mm pencil lead is thicker than a 7mm pencil lead.
What is lead of a pencil?
Pencil lead is made of graphite and clay. Newer recipes for pencil lead use waxy polymers to bind the graphite to produce a lead that does not snap when the pencil is flexed.
Is it called a lead pen or a lead pencil?
It is called a lead pencil. Despite the name, the "lead" in pencils is actually made of graphite, not lead. Lead pens are typically mechanical pencils that use a lead refill.
Why it is wrong to say lead pencil 'lead pencil'?
Because there is no lead in them any more.
What type of pencil lead is erased cleanest?
a no. 1 pencil lead
