adult
analysis
beaker
care
close up
disease
doctor
drop
dropper
education
equipment
examination
flask
glass
gloves
hand
healthcare and medicine
holding
hospital
human hand
hygiene
industry
laboratory
liquid
material
medical examination
medical sample
medicine
nurse
occupation
one person
patient
people
research
safety glove
science experiment
scientist
surgery
surgical glove
technology
transparent
tube
tubing
v indoors
women
working