Hazard

In the Book Metadata dialog box, there is a group of check boxes associated with a label called Hazards. You use those check boxes to provide metadata that informs potential readers whether these hazards exist in the book.

Here are hazards you need to prevent in your book:

Hazard

Description

Flashing Hazard

Flashes of more than three times per second can cause seizures (e.g. video and animations).

Motion Simulation Hazard

Simulated motion can cause a user to become nauseated.

Related Topics

Book Metadata dialog box

Concepts overview

Related Internet Sites

https://www.w3.org/TR/UNDERSTANDING-WCAG20/seizure.html

https://www.imsglobal.org/accessibility/....html#_Toc323719876

http://www.idpf.org/epub/a11y/techniques/techniques.html