ID 164067652 © Trainman32 | Megapixl.com
Sharing is not just caring, it's also about giving credit - add this image to your page and give credit to the talented photographer who captured it.:
alarm alert background bell box break building button caution circle concept control crisis danger electrical emergency equipment escape fire help industry information loud metal noisy office panel pipe prevent protection pull push red rescue ring safety security serious service set sign sound switch symbol system urgency urgent wall warning white