Why are Tattoos Permanent? PDF Print E-mail
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Written by pimpitcha   
Wednesday, 30 September 2015 09:26

If you don’t have a tattoo, you probably at least know someone who does  but what’s the chemistry behind tattoos? In this Reactions video we explore what tattoo ink is made of, why this body art is permanent (whether you like it or not) and other cool facts.


ที่มา : http://cen.acs.org

ลิงค์ : https://youtu.be/Fs9rR4W0EeA

อัพโหลดโดย : CENOnline
 

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