Sponsored photos by

Male into work inspection process chemical into chemical stainless tank
Male worker inspection the tank carbon chemical oil interface area confined space safety.
feedlot intensive production system beef cattle
Unidentified woman's hand trapped in an illegally smuggled container locked with chain and key. Efforts to escape from the confinement were tortured : Human Trafficking and Illegal Immigration.
Male worker inspection measured the coil pipe circular thickness of the boiler scan minimum thickness into line rope access symbol dangerous confined space

Free stock photosconfine (35470)

Certificate or diploma template with complex template and backgroundImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/certificate-diploma-template-complex-template-background-138583934">Image used under license from Freestock.com</a>
Sample certificate or diploma. Superior design. Customizable, Easy to edit and change colors.Complex background. Image used under license from Freestock.com<a href="https://www.freestock.com/free-photos/sample-certificate-diploma-superior-design-customizable-326552957">Image used under license from Freestock.com</a>
Diploma or certificate template. Artistry design. Easy to print. Vector pattern that is used in currency and diplomas.Image used under license from Freestock.com<a href="https://www.freestock.com/free-photos/diploma-certificate-template-artistry-design-easy-332293820">Image used under license from Freestock.com</a>
Dairy Free on blackboardImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/dairy-free-blackboard-430148275">Image used under license from Freestock.com</a>
Retro Gift Certificate. Cordial design. Detailed. With background. Image used under license from Freestock.com<a href="https://www.freestock.com/free-photos/retro-gift-certificate-cordial-design-detailed-373232845">Image used under license from Freestock.com</a>
certificate template eps10 jpg of achievement diploma vector illustration design completionImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/certificate-template-eps10-jpg-achievement-diploma-414395767">Image used under license from Freestock.com</a>
World's Best Mother Award Template. Nice design. With quality background. Detailed.Image used under license from Freestock.com<a href="https://www.freestock.com/free-photos/worlds-best-mother-award-template-nice-346242191">Image used under license from Freestock.com</a>
Vector illustration of certificate, diploma or coupon. Very complex design.Image used under license from Freestock.com<a href="https://www.freestock.com/free-photos/vector-illustration-certificate-diploma-coupon-very-140155459">Image used under license from Freestock.com</a>
certificate template eps10 jpg of achievement diploma vector illustration design completionImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/certificate-template-eps10-jpg-achievement-diploma-431470819">Image used under license from Freestock.com</a>
Delicious rubber seal with grunge textureImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/delicious-rubber-seal-grunge-texture-366455975">Image used under license from Freestock.com</a>
Royal rubber seal with grunge textureImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/royal-rubber-seal-grunge-texture-358241441">Image used under license from Freestock.com</a>
Blue horizontal certificate templateImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/blue-horizontal-certificate-template-262757312">Image used under license from Freestock.com</a>
Royal rubber grunge stampImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/royal-rubber-grunge-stamp-323307644">Image used under license from Freestock.com</a>
Sample Warranty certificate template. Perfect style. With sample text. Complex frame design. Image used under license from Freestock.com<a href="https://www.freestock.com/free-photos/sample-warranty-certificate-template-perfect-style-275983025">Image used under license from Freestock.com</a>
Never Give Up with rubber seal textureImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/give-rubber-seal-texture-416462632">Image used under license from Freestock.com</a>
Warranty Certificate. Printer friendly. Detailed. Complex design. Image used under license from Freestock.com<a href="https://www.freestock.com/free-photos/warranty-certificate-printer-friendly-detailed-complex-431478250">Image used under license from Freestock.com</a>
Tolerance chalk emblem written on a blackboardImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/tolerance-chalk-emblem-written-blackboard-405897577">Image used under license from Freestock.com</a>
Certificate or diploma template with very complex frame designImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/certificate-diploma-template-very-complex-frame-140888344">Image used under license from Freestock.com</a>
Royal rubber textureImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/royal-rubber-texture-338729822">Image used under license from Freestock.com</a>
Certificate of completion template. VectorImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/certificate-completion-template-vector-271501196">Image used under license from Freestock.com</a>
Certificate or diploma template. With great quality guilloche pattern. Beauty design. Vector certificate template.Image used under license from Freestock.com<a href="https://www.freestock.com/free-photos/certificate-diploma-template-great-quality-guilloche-276679994">Image used under license from Freestock.com</a>
Certificate template or diploma template. Money style.Sophisticated design. With great quality guilloche pattern. Image used under license from Freestock.com<a href="https://www.freestock.com/free-photos/certificate-template-diploma-template-money-stylesophisticated-355085750">Image used under license from Freestock.com</a>
Vintage rubber stampImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/vintage-rubber-stamp-295202336">Image used under license from Freestock.com</a>
Finest Wine rubber grunge sealImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/finest-wine-rubber-grunge-seal-357176372">Image used under license from Freestock.com</a>
Win rubber seal with grunge textureImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/win-rubber-seal-grunge-texture-358242335">Image used under license from Freestock.com</a>
Green horizontal certificate, diploma or coupon template with very complex border design and sample text.Image used under license from Freestock.com<a href="https://www.freestock.com/free-photos/green-horizontal-certificate-diploma-coupon-template-142845013">Image used under license from Freestock.com</a>
Light green blank certificate templateImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/light-green-blank-certificate-template-132048305">Image used under license from Freestock.com</a>
World's Best Mother Award Template. Artistry design. With complex background. Detailed.Image used under license from Freestock.com<a href="https://www.freestock.com/free-photos/worlds-best-mother-award-template-artistry-335174600">Image used under license from Freestock.com</a>
Certificate template or diploma template. With great quality guilloche pattern. Sophisticated design. Money style.Image used under license from Freestock.com<a href="https://www.freestock.com/free-photos/certificate-template-diploma-template-great-quality-356128694">Image used under license from Freestock.com</a>
diamond icon vector symbol flat eps jpg app web concept websiteImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/diamond-icon-vector-symbol-flat-eps-430148254">Image used under license from Freestock.com</a>
Emergency rubber seal with grunge textureImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/emergency-rubber-seal-grunge-texture-373348831">Image used under license from Freestock.com</a>
Warranty Certificate. Detailed. Complex design. Printer friendly. Image used under license from Freestock.com<a href="https://www.freestock.com/free-photos/warranty-certificate-detailed-complex-design-printer-386302129">Image used under license from Freestock.com</a>
Certificate. Elegant design. Vector pattern that is used in money and certificate.With guilloche pattern and background. Image used under license from Freestock.com<a href="https://www.freestock.com/free-photos/certificate-elegant-design-vector-pattern-used-299793314">Image used under license from Freestock.com</a>
Award: Best Mom in the world. Sophisticated design. With great quality guilloche pattern. Image used under license from Freestock.com<a href="https://www.freestock.com/free-photos/award-best-mom-world-sophisticated-design-426560671">Image used under license from Freestock.com</a>
Retro Gift Certificate template. Vector illustration.Nice design. Complex background. Image used under license from Freestock.com<a href="https://www.freestock.com/free-photos/retro-gift-certificate-template-vector-illustrationnice-312598421">Image used under license from Freestock.com</a>
Vector illustration of green detailed certificate (green color)Image used under license from Freestock.com<a href="https://www.freestock.com/free-photos/vector-illustration-green-detailed-certificate-green-263027063">Image used under license from Freestock.com</a>
Red isolated frame for certificate, diploma or coupon. Very complex design.Image used under license from Freestock.com<a href="https://www.freestock.com/free-photos/red-isolated-frame-certificate-diploma-coupon-140422249">Image used under license from Freestock.com</a>
Life Time Warranty written on a blackboardImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/life-time-warranty-written-blackboard-326124908">Image used under license from Freestock.com</a>
Top Secret rubber grunge sealImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/top-secret-rubber-grunge-seal-320936942">Image used under license from Freestock.com</a>
Diploma or certificate template. Vector illustration.With background. Sophisticated design. Image used under license from Freestock.com<a href="https://www.freestock.com/free-photos/diploma-certificate-template-vector-illustrationwith-background-287157980">Image used under license from Freestock.com</a>
Certificate of completion template. Vector  Image used under license from Freestock.com<a href="https://www.freestock.com/free-photos/certificate-completion-template-vector-143212861">Image used under license from Freestock.com</a>
Energy rubber sealImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/energy-rubber-seal-294926642">Image used under license from Freestock.com</a>
Blue certificate templateImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/blue-certificate-template-142863757">Image used under license from Freestock.com</a>
University Degree rubber grunge sealImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/university-degree-rubber-grunge-seal-284615150">Image used under license from Freestock.com</a>
Royal rubber textureImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/royal-rubber-texture-385942495">Image used under license from Freestock.com</a>
Modern gift certificate. Sophisticated design. With complex linear background. Customizable, Easy to edit and change colors.Image used under license from Freestock.com<a href="https://www.freestock.com/free-photos/modern-gift-certificate-sophisticated-design-complex-296177909">Image used under license from Freestock.com</a>
Certificate of achievement. With complex background. Vector pattern that is used in currency and diplomas.Nice design. Image used under license from Freestock.com<a href="https://www.freestock.com/free-photos/certificate-achievement-complex-background-vector-pattern-306114983">Image used under license from Freestock.com</a>
Diploma or certificate template. Easy to print. Vector pattern that is used in money and certificate.Beauty design. Image used under license from Freestock.com<a href="https://www.freestock.com/free-photos/diploma-certificate-template-easy-print-vector-301269032">Image used under license from Freestock.com</a>
University degree green rubber grunge sealImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/university-degree-green-rubber-grunge-seal-273172292">Image used under license from Freestock.com</a>