"Fifty-seven Bic Biros are sold every second (and then "borrowed" by passing colleagues) - not bad for a 60-year-old product. But did the pens really make that much of a difference?
It was a familiar frustration that led to the invention of the modern ball-point pen - leaky ink.
In 1938, Hungarian newspaper journalist Laszlo Biro noticed the ink used on the printing presses dried quickly and so tried using it in a fountain pen to avoid the problem of leaks, blots and smudges.
But the ink was too thick to flow into the nib. So Biro, with the help of his brother, a chemist, devised a pen tipped with a metal ball bearing that used capillary action to draw ink through the rotating ball."
Read this interesting piece, on BBC News, here.
It was a familiar frustration that led to the invention of the modern ball-point pen - leaky ink.
In 1938, Hungarian newspaper journalist Laszlo Biro noticed the ink used on the printing presses dried quickly and so tried using it in a fountain pen to avoid the problem of leaks, blots and smudges.
But the ink was too thick to flow into the nib. So Biro, with the help of his brother, a chemist, devised a pen tipped with a metal ball bearing that used capillary action to draw ink through the rotating ball."
Read this interesting piece, on BBC News, here.
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