Colorful liquids in test tubes against bokeh background.
Palabras clave
test,
tube,
liquid,
glasses,
science,
experiment,
chemistry,
laboratory,
colourful,
blue,
background,
compound,
mixture,
synthesis,
standard,
medicals,
transparent,
equipment,
reaction,
bubble,
chemical,
procedure,
safety,
product,
sample,
vibrant,
datum,
closeup,
reagent
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