Sounds are triggered by the user.

Objectives

• Allow the user to control the sound when viewing the site.
• Do not surprise the user with the unexpected broadcast of audio content.
• Making content accessible to people with disabilities

Implementation

• Do not provide the html audio element with the autoplay attribute or without the controls attribute.
• In the OPF metadata, indicate this metadata:noSoundHazard

Control

• Check the absence of audio content automatically activated when the page loads

Validation

• Needs to be human verified.