blue chemical crystals forming. needle like Urea crystals ,carbamide, forming by evaporation of water. blue salt crystal hand made. Children's

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White chemical crystals forming. needle like Urea crystals forming by evaporation of water.

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Size: 5400px × 3600px
Location: Germany
Photo credit: © yulia Petrova / Alamy / Afripics
License: Royalty Free
Model Released: No

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