academic year
alchemist room
analyzing
back to school
biology
biotechnology
chemical laboratory
chemist
chemistry
child
childhood
children
classroom
curiosity
discovery
dripping
dropper
education
educational subject
elementary age
experimentation
glass flask
glassware
junior
knowledge
lab coat
learning
lesson
lifestyle
liquid
measuring cylinder
person
petri dish
pipette
preschool
protective eyeglasses
reaction
reagent
research
safety goggles
schoolchild
science
scientific experiment
scientist
semester
smart kid
study
studying
test tube
tripod
定額
Details: Hands of a schoolboy holding a glass pipette and dripping few drops of green chemical solution from a flask into a test tube during a chemistry lesson in the school science laboratoryの素材 [FY310190702704]
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