| A ball point pen, also known as a biro was first | | | | refilling it with actual ink. Disposable pens are of |
| coined after its inventor Laszlo Biro. Ball point pens | | | | course, cheaper and mainly made of plastic. These |
| have internal chambers full of dense ink which is | | | | pens cannot be re-used and discarded after the |
| the relayed at the tip during use by the rolling | | | | ink has run out. |
| action of a minute metal ball made of steel, brass, | | | | The most common pens come with caps or |
| or tungsten carbide. | | | | covers to protect the tip when not in use, to |
| The production of cost-effective and dependable | | | | prevent drying up. Some other types of pens |
| pens was the culmination of much experiment, | | | | have a device so the tip can be pulled in. This |
| contemporary chemistry and the meticulous | | | | form of pen is controlled by a spring located inside |
| abilities of 20th century expertise. The first ball | | | | the pen apparatus, but other implements are also |
| point pen patent was confirmed on 30th October | | | | used such as screws, slides, or buttons. |
| 1889 by leather tanner, John Loud. His version | | | | Ball point pens are omnipresent in contemporary |
| comprises a revolving minute steel sphere which | | | | times, although other types of pens are widely |
| was held in place by a socket. | | | | available; it is the ball point pen that can be found |
| A Hungarian newspaper editor, Laszlo Biro came | | | | mostly in offices, schools, hospitals, and |
| up with the invention after many frustrating hours | | | | households. In fact, person may own more than |
| refilling fountain pens and staining his work; the | | | | one ball point pen. They are cheap, utilitarian, and |
| pointed tip of the fountain pen also ruined his | | | | easy to use. Once the ink dries, they are thrown |
| worksheets. It was then Biro observed that ink | | | | away. |
| used in newspaper printing had a quicker drying | | | | Pens are often used by businesses as a form of |
| time, and there were no apparent smudges. With | | | | endorsements usually printed with the Company |
| his brother George who happened to be a | | | | logo and contact information and disseminated for |
| chemist, they fitted the prototype with a small | | | | free. Ball point pens as gifts are an inexpensive |
| sphere that could be rotated freely in a hole. | | | | way to promote a Company, plus it is |
| When the ball is moved, it picks up ink from the | | | | highly-effective. Everyone uses pens, so it would |
| cartridge and clean traces permeate the paper. | | | | never go to waste. Businesses and charities would |
| Laszlo subsequently filed a British patent on the | | | | also include free ball point pens to entice |
| 15th of June 1938. | | | | customers through their mailing lists. |
| There are two fundamental forms of pens; | | | | Lately, many artists have opted to use ball point |
| refillable and disposable. The refillable versions are | | | | pens in their sketches and drawings, as outcome |
| usually made of metal and would cost more. The | | | | this instrument proffers spontaneous results. |
| refill reinstates the whole ink reservoir instead of | | | | |