Water pollution concept. Woman scientist takes a water sample from polluted pond.
Keywords
water,
pollution,
sample,
analysis,
test,
analysing,
exam,
testing,
exam,
scrutiny,
learn,
research,
ampoule,
flask,
female,
hand,
environment,
lake,
duck pond,
river,
holding,
glove,
inspector,
concept,
dirty,
nature,
ecology,
expertise,
science,
experiment,
chemical