Biro ink and chlorophyll are soluble in methylated spirits
a quill pen has mor ink than a biro
yes a biro is man made the ink is man made and the pen itself is manmade
Ladislao Biro was working as a journalist when he found that the newspaper ink was smudge-free. So he started to work with his brother, Georg, to create the Biro.
Chromatography cannot be used because biro ink does not dissolve in water. I actually dont know how to separate the colors in Biro ink.. :( sorry, but look it up on google.com!
3/4 of the plastic.
Try Spraying lightly with hairspray, then wash out.
Black is a combination of all colors.
to make writing with ink easier
Most modern ballpoint pen inks are non-toxic and safe for general use. However, it's important to avoid ingesting the ink or getting it in your eyes. If you have concerns about the specific ingredients in a biro pen ink, you can check the manufacturer's safety information or contact them directly.
A red Biro is a common type of ballpoint pen that writes in red ink. It is typically used for everyday writing tasks and note-taking.
The ballpoint pen was invented by Laszlo Biro in 1938. Previous versions of pens had been in existence for centuries, but Biro's design was the first to use a quick-drying ink that flowed smoothly.