formerly the Chemical Industry Education Centre, an independent non-profit organization in the , University of York, UK.

ued网站Written by members of the Centre’s staff, and with the advice of over 200 experts in the field, the site is systematically reviewed and updated to ensure that it remains relevant and authoritative. 

How to use this site

You can simply dive in and enjoy a journey of exploration - OR you can research information with more precision.  Follow the link for some useful tips on finding your way around the site.



An invitation

We invite you to write to us if you have any specific comments about this site, for example
errors that you have found, suggestions for new topics or for adding to the existing units,
suggestions for links to other sites and additions or alternatives to our examples.
Please send these comments to:
[email protected]