Content on this site has been designed so that it can be presented in different ways without losing information or structure.
All functionality on this site is available from a keyboard
Linking to definitions
Where technical definitions have been used a link to the definition in the glossary is provided.
Predictable - Web pages on this site have been designed so that they appear and operate in predictable ways.
This site provides text alternatives for any non-text content so that it can be changed into other forms people need.