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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.
Which is thicker a 7mm or 9mm pencil lead?
A 9mm pencil lead is thicker than a 7mm pencil lead.
Is it called a lead pen or a lead pencil?
lead pen because a lead pencil is a regular pencil.
Would a macanical pencil sink or float?
A mechanical pencil would likely float in water due to its lightweight and buoyant materials such as plastic and metal components. However, if the pencil is filled with enough heavy lead to outweigh its buoyancy, it may sink.
Is pencil lead magnetic?
No. Also, "pencil lead" is not lead; it is almost always graphite (made of carbon)
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?
If your asking if the pencil has Lead, then the answer is that most pencils do NOT have lead in them anymore.
What is the most popular colored pencil in the world?
yellow if it is a lead pencil
Which pencil is normal the mechanical or lead?
lead is the most normal
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?
There is no lead in pencil - Pencil is made from graphite
Can a mechanical pencil give you lead poisoning?
If the pencil contains graphite lead, it is not toxic and cannot give you lead poisoning. However, if the pencil contains actual lead or other harmful substances, it could pose a risk of lead poisoning if ingested or inhaled in large amounts.
Why is the number 2 pencil still number 2 if it is the most popular?
The 2 is the number of the lead in the pencil.
Is pencil lead solution?
Pencil lead is a compound
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.
What is the formula for pencil lead?
The formula for pencil lead is a combination of graphite mixed with clay. The most common type contains graphite and clay in a ratio of approximately 80:20. The clay acts as a binder to hold the graphite together and determine the hardness of the lead.
