humanerror

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Close-up of a padlock left unlocked. Human error leading cause of security failure
by Ivan Radic

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/50976175362.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/50976175362_454741554d_m.jpg" alt="" /></a><br />Close-up of a padlock left unlocked. Human error leading cause of security failure / Ivan Radic</span>

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Close-up of an old gate key left in the lock
by Ivan Radic

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/49775354622.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/49775354622_e61db01fd6_m.jpg" alt="" /></a><br />Close-up of an old gate key left in the lock / Ivan Radic</span>

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Human, organisation and technical factors in railway safety management (Deutsche Bahn AG)
by International Railway Summit

クリエイティブ・コモンズ表示-継承 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/49173743581.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/49173743581_f6df73fd7f_m.jpg" alt="" /></a><br />Human, organisation and technical factors in railway safety management (Deutsche Bahn AG) / International Railway Summit</span>

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Human, organisation and technical factors in railway safety management (Deutsche Bahn AG)
by International Railway Summit

クリエイティブ・コモンズ表示-継承 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/49173962507.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/49173962507_9219442b3a_m.jpg" alt="" /></a><br />Human, organisation and technical factors in railway safety management (Deutsche Bahn AG) / International Railway Summit</span>

サイズ変更など

Human, organisation and technical factors in railway safety management (Deutsche Bahn AG)
by International Railway Summit

クリエイティブ・コモンズ表示-継承 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/49173741211.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/49173741211_9b1724199e_m.jpg" alt="" /></a><br />Human, organisation and technical factors in railway safety management (Deutsche Bahn AG) / International Railway Summit</span>

サイズ変更など

Human, organisation and technical factors in railway safety management (Deutsche Bahn AG)
by International Railway Summit

クリエイティブ・コモンズ表示-継承 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/49173740206.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/49173740206_ca3c49faa8_m.jpg" alt="" /></a><br />Human, organisation and technical factors in railway safety management (Deutsche Bahn AG) / International Railway Summit</span>

サイズ変更など