Ballpoint pens also have difficulty writing on surfaces with low friction, such as plastics, shiny surfaces, and wet or oily surfaces.

Ballpoint pens, due to their low cost and ubiquity, are the most widely used pen to date.

Ballpoint pen artwork continues to attract interest in the 21st Century, with contemporary artists gaining recognition for their specific use of ballpoint pens ; for their technical proficiency, imagination and innovation.

Image: Ballpoint pen drawing. jpeg | Temporary tattoo drawn in ballpoint pen ; Lennie Mace, Tokyo ( 2006 )

Ballpoint pen rolling over a paper surface, leaving behind a trail of ink.

simple: Ballpoint pen

Ballpoint pen is shown for scale.

# REDIRECT Ballpoint pen

* Ballpoint pen knife

# REDIRECT Ballpoint pen

# REDIRECT Ballpoint pen

* Ballpoint pen knife

# REDIRECT Ballpoint pen

# REDIRECT Ballpoint pen

# REDIRECT Ballpoint pen

The massive, reinforced concrete U-boat pens have proved impractical to demolish and are now partly used as a cultural centre for exhibitions.

Many patents worldwide are testaments to failed attempts at making these pens commercially viable and widely available.

The pen was sold in Argentina under the Birome brand ( portmanteau of Bíró and Meyne ), which is how ballpoint pens are still known in that country.

There are two basic types of ball point pens: disposable and refillable ; disposable pens are chiefly made of plastic throughout and discarded when the ink is consumed ; refillable pens are metal and some plastic and tend to be much higher in price.

As a result, the ballpoint pens are less likely to leak.

Because ballpoint pens are low cost alternatives to both fountain pens and roller-ball pens, they have become largely a disposable product.

For artists whose interests necessitate precision line-work, ballpoints are an obvious attraction ; ballpoint pens allow for sharp lines not as effectively executed using a brush.

Also, some users complain that the resulting prints are difficult to write on, as the wax tends to repel inks from pens, and are difficult to feed through automatic document feeders, but these traits have been significantly reduced in later models.

Pen-based plotters rely on contact with the paper ( but not impact, per se ) and special purpose pens that are mechanically run over the paper to create text and images.

Cnidarians are classified into four main groups: the almost wholly sessile Anthozoa ( sea anemones, corals, sea pens ); swimming Scyphozoa ( jellyfish ); Cubozoa ( box jellies ); and Hydrozoa, a diverse group that includes all the freshwater cnidarians as well as many marine forms, and has both sessile members such as Hydra and colonial swimmers such as the Portuguese Man o ' War.

When the police use search warrants in connection with a vandalism investigation they are often seeking judicial approval to look for items such as cans of spray paint and nozzles from other kinds of aerosol sprays, etching tools or other sharp or pointed objects used to etch or scratch glass and other hard surfaces, and permanent marking pens, such as markers or paint sticks ; evidence of membership or affiliation with any gang or tagging crew, paraphernalia to include any reference to “( tagger ’ s name ),” and any drawings, writings, objects or graffiti depicting taggers ’ names, initials, logos, monikers, slogans, or mention of tagging crew membership ; any newspaper clippings relating details of or referring to any graffiti crime.

Technical pen tips are often used, many of which can be renewed using parts and supplies for manual drafting pens.

László Bíró, a Hungarian newspaper editor, was frustrated by the amount of time that he wasted in filling up fountain pens and cleaning up smudged pages, and the sharp tip of his fountain pen often tore the paper.

Whether indoor or outdoor, pet rabbits ' pens are often equipped with enrichment activities such as shelves, tunnels, balls, and other toys.

Exercise pens or lawn pens are often used to provide a safe place for rabbits to run.

These more closely emulate the ballpoint pens modern users are experienced with, but are often described as feeling like " writing with a nail " by those who prefer the feel of a more flexible nib.

Users are often cautioned not to lend or borrow fountain pens as the nib " wears in " at an angle unique to each individual person.

Today, fountain pens are often treated as luxury goods and sometimes as status symbols.

Many users also favor a fountain pen's air of timeless elegance, personalization and sentimentality, which computers and ballpoint pens seem to lack, and often state that once they start using fountain pens, ballpoints become awkward to use due to the extra motor effort needed and lack of expressiveness.

They write that millions of dogs spend their lives chained outside in all weather conditions or locked up in chain-link pens and wire cages in puppy mills, and that even in good homes animals are often not well cared for.

The outlines of the design to be worked are often screen printed onto the fabric or can be transferred to plain fabric using modern transfer pens, containing water soluble ink or air soluble ink, or iron-on designs applied using transfer sheets.

A farm often has pens of varying shapes and sizes used to shelter large and small animals.

Although the journey was difficult and the men were often forced to sleep in manure-filled sheep pens, in his journal Maverick wrote that he "' saw and experienced a thousand new thrills.

Marker pens with election ink ( an indelible dye and often a photosensitive agent such as silver nitrate ) used to mark the finger, and especially the cuticle, of voters in elections in order to prevent electoral fraud such as double voting.

The holdfasts of organisms that live in muddy substrates often have complex tangles of root-like growths, while those of organisms that live in sandy substrates are bulb-like and very flexible, such as the holdfast of sea pens, allowing the organism ( s ) to pull the entire body into the substrate when the holdfast is contracted.

This trick is often performed by drummers using drumsticks rather than pens.

Parker pens were frequently selected ( often as favorite pens of the signers ) to sign important documents such as the World War II armistices, and commemorative editions were sometimes offered.

In order to more closely manage the births, vaccinate lambs, and protect them from predators, shepherds will often have the ewes give birth in " lambing sheds "; essentially a barn ( sometimes a temporary structure erected in the pasture ) with individual pens for each ewe and her offspring.

His commercials for Bic pens, Minute Maid orange juice, M & M candies, Colgate toothpaste and other products used similar methods, often making dramatic demonstrations.

His methods of study often entail human vivisection and torture in his slave pens.

" Een pens " means " belly ", often used in the phrase beer-belly.