Ecologist sampling water toxic chemicals from river with test tube glass and have white smoke, Biologist wear protective suit and mask collects sample waste water from industrial, problem environment
Related tags:
- test tube
- sewage
- pollution
- chemical
- waste water
- laboratory
- chemistry
- scientific
- science
- scientist
- biotechnology
- biology
- environmental pollution
- river
- river water
- forest river
- chemical industry
- environmental protection
- environment
- nature water
- waste
- ppe
- eco
- gloves
- researcher
- natural
- forest
- equipment
- biohazard
- look
- industrial
- toxic
- orang
- steam
- person
