Air Liquide Foundation uses cookies in order to learn about visitors' preferences and optimise the website's presentation. Cookies are small files which are stored on your hard disk. They facilitate navigation and help make a website user-friendly. Cookies can be used to check whether your computer has previously had any contact with our pages. Only the cookie saved on your computer is identified.

We use the following types of cookies:

• The first stores your preferred language so that this site can be immediately displayed to you in the right language on subsequent visits. This cookie automatically expires 180 days after your last visit.
• The second is the session cookie (standard), used to detect that you are connected. This cookie expires automatically when you close your browser.
• The third type of cookie is a performance cookie. This cookie gathers anonymous data about the use of our website to ensure its proper display and function. This cookie expires 2 years after your last visit to our website.