File:Sulphate-pulping.png
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![File:Sulphate-pulping.png](https://upload.wikimedia.org/wikipedia/commons/thumb/3/32/Sulphate-pulping.png/691px-Sulphate-pulping.png?20100220154251)
Size of this preview: 691 × 599 pixels. Other resolutions: 277 × 240 pixels | 554 × 480 pixels | 933 × 809 pixels.
Original file (933 × 809 pixels, file size: 54 KB, MIME type: image/png)