Keywords: sign caution danger strike warning worker Sign-161006.svg pt Greve 2016 https //pixabay com/pt/inscreva-se-prud C3 AAncia-perigo-greve-161006/ Pixabay other versions Custom license marker 2016 06 11 Pixabay 161006 confirmed INeverCry 2016-06-11 Pixabay files for migration/Migrated Strikes in art Caution signs Work symbols SVG signs |