| Create a new docment with transparent background that is approx 300 x 300 pixels. Draw a narrow selection with the Marquee tool from top to bottom and fill it with black. |
| Draw a new selection a show here to the left. From top to bottom. Now go to edit/define pattern. | |
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Select all and go to edit/fill and select pattern. |
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Select all (Ctrl + a) and copy and paste. Go to edit / transform / rotate 90 degrees CW
Merge down layer 1 |
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Go to filter / distort / spherize with amount 40
Then use the lasso tool to delete some parts so it will look broken. |
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Now use the smudge tool  and drag each line so it will look something like the image here to the left. |
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Now select the pattern by holding the Ctrl key at the same time as you click on the the layer in the Layers box. Add a new layer and fill it with a rusty like color. Select filter / blur / gaussian blur with amount 1 and use the render / lightning effects with layer 1 transparency marked and mountains set on 10. Then add filter / noise / noise with amount 20. |
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Use the lasso tool to mark certain parts that you want to reduce the colorstrenght on. Select feather 5 and go to Image/ adjust / hue-saturation and drag the saturation arrow a bit to the left. |
