Chip work is glassware which has been

engraved Engraving is the practice of incising a design on a hard, usually flat surface by cutting grooves into it with a burin. The result may be a decorated object in itself, as when silver, gold, steel, or glass are engraved, or may provide an inta ...

, or "chipped", using a

nail Nail or Nails may refer to: In biology * Nail (anatomy), toughened protective protein-keratin (known as alpha-keratin, also found in hair) at the end of an animal or human digit, such as fingernail * Nail (beak), a plate of hard horny tissue a ...

or similar improvised tool, in a similar manner to

scrimshaw Scrimshaw is scrollwork, engravings, and carvings done in bone or ivory. Typically it refers to the artwork created by whalers, engraved on the byproducts of whales, such as bones or cartilage. It is most commonly made out of the bones and te ...

. Chip work is a working-class, rustic artform and is usually made using cheap, disposable glass such as

wine bottle A wine bottle is a bottle, generally a glass bottle, that is used for holding wine. Some wines are fermentation (wine), fermented in the bottle while others are bottled only after fermentation. Recently the bottle has become a standard unit of ...

References

{{art-stub Visual arts media Engraving Carving Glass works of art