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Sampling from open water. A scientist or biologist takes a water sample. Water sample in a chemical test tube with a pipette
Related tags:
- chemical laboratory
- biologist
- laboratory equipment
- chemical
- laboratory
- laboratory scientist
- science laboratory
- experiment
- substance
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- dirty water
- scientific research
- test tube
- science research
- flask
- biotechnology
- scientific
- science
- biology
- pollution
- water pollution
- lake
- river
- river water
- environmental pollution
- science experiment
- water nature
- research
- environment
- infection
- environment ecology
- 4k
- ppe
- eco
- environmental protection
