This is more difficult to write, although the octopus's ink looks similar to the kind of writing, also black, but the octopus's ink is very thick, so it will be more difficult to write , not to mention that this ink with the function of automatic disappearance, a long time, write the words will evaporate, so in ancient times there were once someone took it to write the note, and finally somehow all disappeared, is also a method used by many people to escape debts. The last inexplicable are disappeared, is also a lot of people used to escape the debt method, but the octopus ink has a blood tonic anti-cancer effect, is an expensive medicine.

We all know the vastness of the sea, there are a lot of animals that will spray ink, in addition to cuttlefish and octopus, both of these two are common seafood around us, the same is also a delicious meal ingredients, there are many people curious, if the octopus sprayed out of the ink used to write how it will be, if you can is not to be able to use it ink, in fact, the octopus ink is very hard to Used to write , because its ink is very thick, so that used to write words, is very tired, will give a sticky feeling.

Even if you take this ink to write the word, once a long time, this kind of ink will be slowly decomposed, because the octopus ink is not the kind of coloring agent, but a kind of protein-like things, so that this kind of ink after writing, a long time will evaporate, there was once someone to write these inks, and the result after a while will be Slowly disappeared, so in ancient times was used by some crooks, and finally can be used to escape debts, so also less and less people will use the octopus ink writing, but this kind of ink can not write words, but can be used as a medicinal herb to drink, because the octopus ink with a certain amount of protein, can be used to replenish the blood.

Octopus ink is also with melanin, and after scientists test, has the effect of anti-cancer. Because it can improve the body's immunity, so that the cancer cells slowly killed, so octopus ink if processed and made into anti-cancer agents, the price is also quite expensive.