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general-view of students in a chemistry lab conducting experiments under the supervision of two teachers and a blackboard with formulas on the background

Stock Photo:
Image ID: 135125642
Release Information: Signed model release filed with Shutterstock, Inc
500x250 6.9"x3.5" (72dpi) 114 KB
1000x500 3.3"x1.7" (300dpi) 390 KB
8176x4088 27.3"x13.6" (300dpi) 10.3 MB
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