additive
analysis
assistant
chemical
chemistry
closeup
concept
contamination
education
environment
examination
examine
eye
eyeglass
eyepiece
factory
glasses
goggles
healthcare
industry
innovation
knowledge
lab
laboratory
look
magnifier
male
man
manufacture
mask
medical
medicine
microscope
ocular
pharmaceutics
profession
protective
reagent
research
researcher
science
scientist
scope
scrutinize
scrutiny
specialist
technology
test
toxic
work