blue

equipment

holding

girl

people

liquid

health

healthy

blood

medicine

medical

care

pharmacy

technology

instrument

modern

industry

doctor

hospital

development

professional

test

tool

tube

bottle

sample

biology

chemical

chemist

experiment

lab

laboratory

science

study

fluid

discovery

chemistry

pharmaceutical

drug

research

analysis

scientific

technician

biotechnology

scientist

researcher

centrifuge

hematology

immunology