I have always wanted to get a tattoo but I don't know enough about it to decide
Well they are made by putting ink and dye into the skin to change the color.
Where did tattoos originate?
It seems very long ago but the first solid evidence we have of it goes back to the 4th millennium BC
How were tattoos different then?
I'm not really sure what the meaning was then. Over the last 100 years it was more associated with sailors and criminals.
What kind of safety procautions have to be taken by tattoo artists now?
They use a machine and different procedures and accessories to help reduce risk to human health.
What kind of specialty equiment is needed?
Tattoo
A tattoo is a form of body modification where a design is made by inserting ink, dyes and pigments, either indelible or temporary, into the dermis layer of the skin to change the pigment. The art of making tattoos is tattooing. 
Tattoos fall into three broad categories: purely decorative (with no specific meaning); symbolic (with a specific meaning pertinent to the wearer); pictorial (a depiction of a specific person or item). In addition, tattoos can be used for identification such as
to say too much about it, but I know that they're putting me with [different] people and I don't know what's going to happen there. But that should be exciting for him. I just want Jason to have a bit of fun. He's been tied to that relationship and he always seems to get into relationships too quickly." Thomas also added that he will miss Flanagan following her departure from the series. He added: "In real life, she is the funniest person ever.