analysis
asia
asian
background
beaker
biology
care
chemical
chemist
chemistry
china
chinese
coat
diagnosis
equipment
exam
experiment
female
flask
glassware
health
hospital
instrument
isolated
japan
japanese
lab
laboratory
medical
occupation
portrait
professional
research
science
scientist
solution
specialist
study
substances
technician
technologist
technology
test
thai
thailand
white
woman
working