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Styptic pencil Alum block and razor. A styptic (also spelled stiptic) is a specific type of antihemorrhagic agent that works by contracting tissue to seal injured blood vessels. Styptic pencils contain astringents. [12] A common delivery system for this is a styptic or hemostatic pencil (not to be confused with a caustic pencil).
Typical caustic pencil with detail of dried, oxidized, and inactive chemical. A caustic pencil (or silver nitrate stick) is a device for applying topical medication containing silver nitrate and potassium nitrate, used to chemically cauterize skin, providing hemostasis or permanently destroying unwanted tissue such as a wart, skin tag, aphthous ulcers, or over-production of granulation tissue. [1]
This page was last edited on 17 June 2012, at 14:15 (UTC).; Text is available under the Creative Commons Attribution-ShareAlike 4.0 License; additional terms may ...
A pen is a handheld device used to apply ink to a surface, usually paper, for writing or drawing. [1] Additional types of specialized pens are used in specific types of applications and environments such as in artwork, electronics, digital scanning and spaceflight, and computing.
Pencils are commonly used at polling stations instead of pens. This is because ink might run on to different sections of the ballot and obscure the voter’s choice. The Facts
Its products include pens, erasers, glue, drawing materials, schoolbags, markers, highlighters, mechanical pencils, notebooks, correction fluid, oil pastels, sticky notes, pencil leads, and pen refills. The pens sold by the company include ballpoint, gel, and roller varieties. [4] Its annual business volume is about 2 billion renminbi. [3]
It has also made a lot of people very, very rich. These are the stories of the CEOs, criminal masterminds, pencil-pushers and low-flying vultures who have figured out how to profit from global instability, also known as human suffering.
This was a pencil that wrote like a pen using liquid graphite. Another company, Parker Pens , had developed a similar product called Liquid Lead that was a few months behind Scripto in production. To avoid a costly patent fight the two companies agreed to share their formulas with each other on Valentine's Day of that year.
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