reasons rather than for any other, reason.
B. Medical tattoos mark the places where acupuncture needles need to be used, however, that reason for getting a tattoo is rare. Tattooing for religious and spiritual reasons happens much more often. Soldiers and sailors get tattoos in memory of their battles and journeys. Some people tattoo the names of those they love, and some get tattoos for no reason at all, just because they think its cool.
C. There are lots of tattooing techniques. Some tribes in Africa make cuts on the body and rub ash into them. Tattooists may also work with sharpened sticks or animal bones— the procedure is painful and not at all hygienic. In modern studios electric machines are usually used. They have one or more needles that quickly go in and out of the skin. The machine has ink containers and the ink gets into the skin via the needles. For safety reasons the needles should only be used once.
D. In the past, tattoo ink was made from tree bark, ash and coal dust. Later, pen ink was often used. Today, the inks produced by factories are usually made of metal salts and metal oxides. Heavy metals are used for colouring too: cadmium gives red and orange shades, aluminum— green and violet, cobalt— blue, titanium— white. Theres no need to say that heavy metals may cause allergies and some far more serious diseases, cancer included.
E. Parents may get outraged by their childrens desire for tattoos and theyve got good reasons to get panicky — apart from ink related risks, getting tattoos is associated with the risk of infection. Anything from skin infections to tuberculosis and even AIDS can be transmitted via the instruments. If the tattooist ignores strict hygienic requirements, like using fresh ink for each session, chan
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