Young scientific holding laboratory flask over isolated background making stop gesture
Palabras clave
test,
tube,
tube,
laboratory,
chemical,
chemistry,
research,
glasses,
medicals,
flask,
pharmacology,
pharmacy,
biology,
discovery,
experiment,
analysis,
investigator,
science,
scientific,
scientist,
man,
people,
person,
male,
young,
isolated,
blue,
stop,
hand,
serious,
defense,
gesture,
no,
signs,
limit,
pushing,
holding,
denied,
signal,
security,
work,
control
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