Essential storage
Essential storage supports login, security, navigation, offline features and your privacy and language selections. It cannot always be disabled without affecting core functions.
Language translation
When you choose a supported language, translation technology may process technical information and store the language needed to provide the selected experience.
Optional analytics
Analytics is disabled by default and starts only after you accept it. If enabled, it helps us count visitors, page views, calculator activity and language use.
Your preferences
You can accept, reject or customize optional analytics in the cookie notice. Use Cookie Preferences in the footer to change your selection later.
Retention
Analytics and support information is retained only for operational, security and improvement needs and can be removed under our retention controls.
Questions about this policy may be submitted through the Contact page. Contact.