ID 256572018 © Tingchai21 | 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.:
acceptance cable check circuit commissioning construction control current design digital electrical engineer engineering equipment factory fat function gloves hand industrial industry injection installation instrument lockout maintenance man measurement measuring meter meter icon occupation panel people power press professional protection relay safety service setting substation switch test tester tool voltage wire worker