GUIDE 50 Third edition 2014-12-15 Safety aspects Guidelines for child safety in standards and other specifications Aspects lies a la sécurite-Principes directeurs pour la sécurite des enfants dans les normes et autres specifications Referencenumber IS0/IEC GUIDE 50:2014(E) IEC ISO @IS0/IEC2014 ISO/IECGUIDE50:2014(E) COPYRIGHTPROTECTEDDOCUMENT IS0/IEC2014 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying,or posting on the internet or an intranet, without prior written permission. Permission can be requested from either ISo at the address below or ISo's member body in the country of the requester. ISO copyright office Case postale 56.CH-1211Geneva 20 Tel. + 41 22 749 01 11 Fax + 41 22 749 09 47 E-mail copyright@iso.org Web www.iso.org Published in Switzerland ii ISO/IEC2014-All rights reserved IS0/IECGUIDE50:2014(E) Contents Page Foreword ..iv Introduction. .. 1 Scope. 2 Normative references 3 Terms and definitions ..2 4 General approach to child safety 4.1 .2 General 4.2 Age descriptors used in this Guide ..2 4.3 Risk assessment. .3 4.4 Preventing and reducing harm ..3 4.5 The"invisibility"of children 4 4.6 Needs of childrenwith disabilities ..5 5 Safety considerations: child development, behaviour, and unintentional harm 5.1 Child development and behaviour .5 5.2 Applyingknowledge of childdevelopmenttopreventingharm. .9 5.3 Chronological age compared with developmental age ..10 5.4 14 years and above.. ..10 Safe environments for children 6 .10 6.1 General .10 6.2 Physical environment .10 6.3 Social environment. .11 6.4 Sleep environment. ..11 7 Hazards relevant for children .12 7.1 .12 General 7.2 Mechanical and fall hazards. .12 7.3 Fall and other impact injuries ..18 7.4 Drowning hazards .19 7.5 Suffocation hazards. 20 7.6 Strangulation hazards 21 7.7 Small objects and suction hazards 22 7.8 Fire hazards. 23 7.9 Thermal hazards. 24 7.10 Chemical hazards. 26 7.11 Electric shock hazards 27 7.12 Radiation hazards. 28 7.13 Hazards from noise (sound pressure) 30 7.14 Biological hazards 31 7.15 Explosion and fire flash hazards 31 Adequacy of safeguards. .32 8 8.1 General 32 8.2 Product safeguards. 32 8.3 Installation safeguards .33 8.4 Personal safeguards.. .33 8.5 Behavioural safeguards .33 8.6 Instructional safeguards .34 AnnexA(informative)Assessmentchecklist .35 AnnexB (informative)Injurydatabases ..37 Bibliography .38 @ IS0/IEC 2014 - All rights reserved iii