A professional lab technician analyzing a water sample
{"Image Make": "NIKON CORPORATION", "Image Model": "NIKON D200", "Image XResolution": "300", "Image YResolution": "300", "Image ResolutionUnit": "Pixels/Inch", "Image Software": "GIMP 2.6.11", "Image DateTime": "2011:11:15 08:33:09", "Image ExifOffset": "200", "GPS GPSVersionID": "[2, 2, 0, 0]", "Image GPSInfo": "698", "Thumbnail JPEGInterchangeFormat": "746", "Thumbnail JPEGInterchangeFormatLength": "6522", "EXIF ExposureTime": "1/60", "EXIF FNumber": "28/5", "EXIF ExposureProgram": "Aperture Priority", "EXIF ISOSpeedRatings": "400", "EXIF DateTimeOriginal": "2007:05:29 10:05:22", "EXIF DateTimeDigitized": "2007:05:29 10:05:22", "EXIF ExposureBiasValue": "-1/3", "EXIF MaxApertureValue": "3", "EXIF MeteringMode": "Pattern", "EXIF LightSource": "Unknown", "EXIF Flash": "Flash did not fire", "EXIF FocalLength": "35", "EXIF SubSecTime": "33", "EXIF SubSecTimeOriginal": "33", "EXIF SubSecTimeDigitized": "33", "EXIF ExifImageWidth": "200", "EXIF ExifImageLength": "203", "EXIF SensingMethod": "One-chip color area", "EXIF CustomRendered": "Normal", "EXIF ExposureMode": "Auto Exposure", "EXIF WhiteBalance": "Auto", "EXIF DigitalZoomRatio": "1", "EXIF FocalLengthIn35mmFilm": "52", "EXIF SceneCaptureType": "Standard", "EXIF GainControl": "Low gain up", "EXIF Contrast": "Normal", "EXIF Saturation": "Hard", "EXIF Sharpness": "Hard", "EXIF SubjectDistanceRange": "0"}