This can also occur with substances like gunpowder.
Mainstream art galleries hold exhibitions of both conventional and custom tattoo designs such as Beyond Skin, at the Museum of Croydon.
Copyrighted tattoo designs that are mass-produced and sent to tattoo artists are known as "flash", a notable instance of industrial design.
Flash sheets are prominently displayed in many tattoo parlors for the purpose of providing both inspiration and ready-made tattoo images to customers.
The Japanese word irezumi means "insertion of ink" and can mean tattoos using tebori, the traditional Japanese hand method, a Western-style machine, or for that matter, any method of tattooing using insertion of ink.
Tattoos may show how a person feels about a relative (commonly mother/father or daughter/son) or about an unrelated person.