About Hygienic: Artist Use Dedicated Station Setup for Each Person.
Lets Talk about Proessional Artists: Vijay and Ghanasham Both have own skills.
Vijay prefer Black&grey Realistic Portraits,he have done lots of shiva tattoos in his career
Ghanasham Go with Mandala Lines work to produce be better Result
You can check They Portfolio in Facebook page Instagram = krishtattoos