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Tannin is a natural chemical found in acorns which is poisonous to humans. When you boil acorns in water, the tannins are released and turn the water black. this could possibly turn you tongue black if you drink it.
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∙ 12y ago
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∙ 7y agoCyanide. Another answer:The only one that comes easily to mind would be silver nitrate (or silvadine), which is used as a burn medication, but can be toxic if ingested. Cyanide has no such effect.
Umberto Eco refers to various pigments that were toxic in the middle-ages and that turn the tongue black in his book, The Name of the Rose.
Wiki User
∙ 12y agoBromine is a poison that turns your tongue black.
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∙ 9y agoA famous poison that turns tongues black is called arsenic. It is a chemical element that is considered as a metalloid which means that it has properties between metals and non-metals.
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∙ 13y agoArsenic
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Does real gold turn black when you burn it?
Do real gold turn black when you burn it
Will chlorine turn sterling silver black?
Yes, chlorine does turn sterling silver black!!
Why did one crystal turn black in a swarovski ring?
It's not real. Swarovski doesn't turn black
What element can turn bowel movements black?
Patients should be aware that Bismuth will turn bowel movements black.
Why does a tongue turn discolored like rust?
A discoloration of the tongue that looks like rust can be caused by a few conditions. These include poor oral hygiene dehydration certain medication iron deficiency and a vitamin B12 deficiency. Poor oral hygiene can cause bacteria to build up on the tongue and lead to discoloration. Dehydration or dry mouth can cause the tongue to develop a coating that appears rusty. Certain medications can cause a discoloration of the tongue as a side effect. An iron or vitamin B12 deficiency can cause the tongue to turn a rusty color.It is important to see a doctor if the discoloration of the tongue persists as it can be a sign of an underlying medical condition.
Would rat poison turn dogs tongue purple?
orange juice
why tongue turn black?
you can find black sweets, eat them and you have a chance.
Can pepto bismol turn your diarrhea black?
YES! It can turn your tongue black too but I've only experienced the black stool.
What does spit tobacco do to your gums and tongue?
It makes your tongue turn black and fall off
What is black tongue a symptom of?
Hello, I see you are asking "What is black tongue" Black tongue is a harmless and temporary oral condition. Despite its name, a black tongue does not always cause the tongue to turn black. In fact, the primary symptom is that the tongue appears hairy with visible growths. The black tongue usually occurs due to a buildup of the protein keratin on the tongue's surface. For more information, you can visit this URL - skincarehealthcenter. com/condition/agyria/c/1434
Why do cows tongue turn black when they die?
The bacteria and decay empties into the mouth.
Is it OK to get sharpie in your mouth?
no because your tongue wil turn black and no one will be ur friend
Which element can turn your tongue black?
The silver nitrate, but this is a dangerous compound.
Who painted the optical illusion where the black and white birds turn into fields?
The famous artist M.C Escher painted the optical illusion where the black and white birds turn into fields. This famous illusion is called Day and Night.
What type of Caterpillar has a red forked tongue?
It is a giant Swallowtail butterfly caterpillar. It will eventually turn into a beautiful, large yellow and black butterfly.
How do you turn your tongue?
you simply cannot move your tongue. It is connected to the bottom of your mouth. You cannot remove it and turn it over. not possible.
What to do when you have tongue decay after tongue piercing?
since the metal in the piercing is filled with iron the iron will irritate the tongue therefore causing the tongue to swell and turn yellow
