Ergonomics. Accessible design. Guidelines for designing tactile symbols and characters Ingestion-build-258901 and activate an alarm

and activate an alarm

outside diameter

a boiler shell conforming to BS EN 303-1

The Bibliography was deleted

PAS 555 enables organizations to:

Ergonomics. Accessible design. Guidelines for designing tactile symbols and characters Ingestion-build-258901 and activate an alarmWhat is this standard about? This document provides design guidelines and requirements for tactile symbols and characters used for information and marking for people who need non visual or non auditory information. It is applicable to products, facilities and equipment in housing and transportation, services and packaging, where tactile symbols and characters may be used. This document specifies the physical characteristics of tactile symbols and