Tetra Test NO2-

To view YouTube contents on this website, you need to consent to the transfer of data and storage of third-party cookies by YouTube (Google). This allows us to improve your user experience and to make our website better and more interesting. Without your consent, no data will be transferred to YouTube. However, you will also not be able to use the YouTube services on this website.

Recording and evaluation of visitor and purchasing behavior

To send data to Google, you need to consent to the transfer of data and storage of third-party cookies by Google.. This allows us to improve your user experience and to make our website better and more interesting.

To send data to sendinblue, you need to consent to the transfer of data and storage of third-party cookies by sendinblue. This allows us to improve your user experience and to make our website better and more interesting.

We are using a Java-Script Plugin from uptain GmbH (‚uptain-Plugin‘ https://www.uptain.de) for the improvement of the interaction with our visitors. This allows us to analyse your use of the website and improve the customer approach (e.g. via a dialogue window). We collect information about your usage behaviour, including cursor movement, length of stay, clicked links and (if applicable) information provided. The legal basis for the processing is our legitimate interest in direct marketing and providing our website (Art. 6 Abs. 1 lit f GDPR). As a processor uptain GmbH is acting on our behalf and is strictly bound by our instructions. We will not transfer the information to third parties (unless we are obliged by applying law). If and to the extend the information collected by the uptain-Plugin contains personal data this data will be deleted immediately after your visit to our website.

To send data to Facebook, you need to consent to the transfer of data and storage of third-party cookies by Facebook.. This allows us to improve your user experience and to make our website better and more interesting.