Privacy and terms

Privacy

• No accounts or forms. You do not give us personal data to read the site.
• One stored preference. If you change the colour theme, your browser stores that choice (localStorage, key theme). It never leaves your device.
• Hosting logs. Our host may keep standard server logs (IP address, page, time) for security and capacity.
• Email. If you write to us we use your message and address only to reply.
• Analytics. None is running at the time of writing. If we add privacy-respecting analytics we will name it here first.

Terms of use

• Information only. Content is provided for information, without warranty, and is not investment, tax or legal advice. Reference prices are indicative and may differ from prices at which anyone will buy or sell.
• Accuracy. We work to keep figures correct and dated, and fix errors as described on the corrections page, but we cannot guarantee that every figure is complete or current.
• Citing and quoting. You may quote our figures with a link back to the page and the as-of date. Please do not copy full tables or pages.
• Embed widget. You may embed our price table on your site free of charge provided the credit link in the embed stays visible and unchanged. We may change or withdraw the widget at any time.
• Third-party sources. USGS, MOFCOM and company material we cite belong to their owners.

First edition, October 2026.