Your question - our answer

At Evonik, we value open communication about nanomaterials and the safety of our silica. Our customers’ trust is very important to us, as is that of consumers.
The following provides answers to frequent questions.

For interested public: In the first section you will find easy-to-understand answers to any number of questions.

For experts: More detailed, scientific answers are also available for many questions. You can find these under the subheading  "I'd like to know more!"

What does nano actually mean?

... here you will find the answer

Do you find nano products in nature?

... here you will find the answer

What is silica (and what are the differences between the various types of silica)?

... here you will find the answer

Is silica safe as a food additive (E 551)?

... here you will find the answer

How much silica do I absorb into my body each day?

... here you will find the answer

What happens to SAS in the body?

... here you find the answer

Can SAS enter the body through the skin?

... here you will find the answer

How do the nanomaterials produced by Evonik have to be labeled and registered?

... here you will find the answer