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Is the oil in gel pens toxic?

Poisonous, but not very toxic.

1. Gel pens are made from a combination of ballpoint pens and water pens. They contain a large amount of lead, ink, industrial pigments, silicone oil and other harmful substances. It should be said to be toxic.

2. This thing is actually similar to toothpaste. You can't eat toothpaste. It's not a good thing. You will get sick if you eat too much. But if you just put a little bit on your mouth, you won't get sick. What will be the problem.

The oil at the end of the gel pen refill is called gel pen tail oil lithium ester. Its functions are as follows:

1. Maintain a good moisturizing seal to prevent ink evaporation or backflow and overflow. .

2. When writing with a gel pen, lithium ester can follow up at any time like a piston, using atmospheric pressure to push the ink down to keep the gel pen writing smooth until the ink is written.

Reference materials: gel pen---Baidu Encyclopedia