Man checking the ph level of a swimming pool.

• Contributor: Matthew Heinrichs / Alamy Stock Photo
• Image ID: BMCE5F
• File size: 48 MB (1.7 MB Compressed download)
• Releases: Model - yes | Property - no
• Dimensions: 5016 x 3343 px | 42.5 x 28.3 cm | 16.7 x 11.1 inches | 300dpi
• Date taken: 27 January 2010

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Man checking the ph level of a swimming pool.

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