![](http://www.alamy.com/thumbs/6/A1948212-F23E-4B9D-A2F1-440784089413/WG4K3G.jpg)
Blue spark from welding machine burning bright.
Size: 5760px × 3840px
Location: Melbourne, Australia
Photo credit: © Tim Allen / Alamy / Afripics
License: Licensed
Model Released: No
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