Have you ever wondered what the letter and number on the end of pencils stands for?
It's actually a way to describe the ratio of clay to graphite in the lead, which determines how hard/light or soft/dark it will write. H stands for hard, and B stands for black. HB stands for hard black and is typically at the middle of the spectrum, with F being the closest to it and having just a little bit more clay in it than HB, which makes it a bit firmer and lighter. 
Artists will typically use a range of the pencils, using the softer and darker ones for shading and blending and then the harder ones for crosshatching or fine line work. For writing, people typically stay between 2B and HB, but a lot of companies have branched out and created a larger range of ratios in all sizes of lead as people shift to using more mechanical pencils for drafting and drawing.

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I lost $729K USD worth of BTC after my Cold Card wallet was hacked few days ago, who would have thought that could’ve happened ? Well, it did and it ruined my financial situation immediately. I was left in shambles and I was disoriented. I happen to stumble a post on Twitter about a writer who had been in similar situation, then I realized the hack was huge as over $100m was lost to this cold card wallet hack. I contacted one of the victims on Twitter who was able to recover their wallet and BTC funds with the help of Morphohack Cyber Service, a crypto and funds recovery service, Morphohack Was able to offer the same services to me, and within a few hours after contacting Morphohack, my wallet and BTC was recovered. After the hack, I thought all was gone for good but I’m astonished that a team like Morphohack is out there helping victims of crypto loss recover their money. I highly recommend them (Morphohack@cyberservices. com) they are very trustworthy and reliable.
I lost $729K USD worth of BTC after my Cold Card wallet was hacked few days ago, who would have thought that could’ve happened ? Well, it did and it ruined my financial situation immediately. I was left in shambles and I was disoriented. I happen to stumble a post on Twitter about a writer who had been in similar situation, then I realized the hack was huge as over $100m was lost to this cold card wallet hack. I contacted one of the victims on Twitter who was able to recover their wallet and BTC funds with the help of Morphohack Cyber Service, a crypto and funds recovery service, Morphohack Was able to offer the same services to me, and within a few hours after contacting Morphohack, my wallet and BTC was recovered. After the hack, I thought all was gone for good but I’m astonished that a team like Morphohack is out there helping victims of crypto loss recover their money. I highly recommend them (Morphohack@cyberservices. com) they are very trustworthy and reliable.
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