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Highlighters are useful tools: you can use them to mark dates on a calendar, parts of the relevant text in a book or any other use where you need highlight something on paper. Thy influenced our lives so much that we can even find them in some computer programs. Read more about history of highlighters.
Space pen began as a try to achieve a perfect pen. Pen was so perfect that it ended in space as a valuable tool and one of the symbols of humanity’s venture into space. Read more about history of space pens.
Gel pens are one of the most modern writing tools and are beloved for their strong lines and nice colors. They are used by both professionals and amateurs because of these characteristics. Read more about history of gel pen.
Marker pens are particular types of pen that can write on almost any surface and have many different types of ink. They can last very long or be erased with a swipe of cloth. Read more about history of marker pens.