pencil lead


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  • noun

Synonyms for pencil lead

mixture of graphite with clay in different degrees of hardness

References in periodicals archive ?
[23] reported that PGEs give small background currents generated by the clays and polymers contained in the pencil lead but, nevertheless, these currents are lower than those presented by the conventional solid electrodes, like glassy carbon, gold, and platinum [24], but higher than those of boron doped diamond electrodes [25].
Inspired by pencils on her desk, Mirica had the idea to compress carbon nanotubes into a graphite-like material that could substitute for pencil lead.
As the pencil lead and test block form different entities, contact modeling was used to transfer load and displacement between the tip of the pencil lead to the test block.
When stacked together, graphene sheets make graphite, which has been commonly used as pencil lead for hundreds of years.
Also it must be noted that both NASA and the Soviets used pencils until 1968, when both sides moved over to using pens because pencil lead could shatter and provide a hazard.
The motor shaft is as thin as pencil lead at only 0.8 mm in diameter and turns in two sleeve bearings.
Another retail vote fraud technique, this one used by vote counters, is "the short pencil"--where a vote counter conceals pencil lead under a fingernail to make additional marks on a ballot in order to invalidate one or more votes by causing "over-votes." The term over-vote refers to a ballot that has more votes than the number allowed for a contest.
At 0.8 mm in diameter, their motor shafts are as thin as a pencil lead. The central feature of the cylindrical, brushless EC motor is the electronic rather than mechanical commutation.
At 0.8 mm in diameter, their motor shafts are as thin as a pencil lead. The central feature of the cylindrical, brushless motor is the electronic rather than mechanical commutation.
Chemically, the material is identical to pencil lead. The nanotubes have maximum mean diameter of 50 nanometers.
"To make fake dirt, we'll rub the pencil lead against sandpaper," said Tim.
Put a "pencil lead sheet" tablet next to every phone in the office, as well as in your truck.
The back of the completed drawing was covered with a heavy coating of pencil lead to create a faux carbon paper.
One of my friends put their pencil lead in their mouth.
A creature smaller than pencil lead has brought Alaska's notoriously independent residents together to resolve the problems caused by dead and dying forests.