Another inferior substitute to professional tattoo ink is known as India ink.
Once blended with water or vodka, India ink is injected into the skin to create a homemade tattoo.
Extensive research on India ink has found that the effects on the colon can be fatal long term.
Similar in some regards to tattooing, ink rubbing involves the application of tattoo inks or India ink to a fresh cut.
Stanley created an atomizer to spray watercolor, crayon and India ink onto his paintings quickly to achieve shaded effects.