Smiling mature man in lab coat and safety goggles talking on phone in a laboratory setting
Palabras clave
laboratory,
scientist,
man,
mature,
smiling,
phone,
goggles,
labcoat,
indoor,
professional,
research,
science,
chemist,
biology,
technology,
medicals,
health care,
experiment,
analysis,
occupation,
men at work,
adult,
male,
elderly,
senior,
chemistry,
pharmacology,
clinic,
equipment,
communication,
conversation,
safety,
researcher,
discovery,
study,
test,
desk,
computer,
experienced,
goggles,
investigation,
cognition,
measurement,
monitoring,
notebook
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