acid

analysis

automated

background

base

beaker

biotechnology

bottle

bulb

bullet

burette

chemical

chemist

chemistry

clean

container

conveyor

equipment

experiment

factory

flask

glass

glassware

hand

industrial

industry

lab

laboratory

line

liquid

machine

machinery

manufacture

manufacturing

medical

medicine

pharmaceutical

pharmacy

plant

plastic

production

research

sample

science

scientific

scientist

technology

test

tube

water