To mark things permanently.
the permanent marker was invented in 1956 in 1953 or 1890.
1952, inventor Sidney Rosenthathe permanent marker was invented in 1956.
The first permanent marker was invented by Sidney Rosethal in 1952.
The permanent marker was invented in 1952 by Sidney Rosenthal.
omg i cant belive no one nows!!
Permanent marker are made of colorant,carrier and resin.
Well, one theory is that the chemicals contained in the whiteboard marker somehow reacts to the permanent marker, making it rub off, but it is not an excellent way to clean off permanent marker.
No, all permanent marker's on the market today are none toxic.
sharpie is the best type of permanent marker.
in the permanent marker there is nothing just black air
it is Sharpie
Sharpie !