aids
analysis
biochemistry
biological
biology
biotechnology
blood
bottle
check
chemical
chemistry
clinical
cure
dangerous
diagnosis
disease
doctor
drug
equipment
examine
experiment
fluid
glass
hand
health
healthcare
hiv
hold
holding
illness
lab
laboratory
liquid
medical
medicine
physical
physician
plastic
processing
professional
red
research
sample
scientific
specimen
technical
technology
test
tube
virus