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160
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apparatus
bright
closeup
dark
device
diameter
dot
down
enlarge
equipment
experiment
focus
glisten
glitter
illumination
indoor
inside
investigation
lab
laboratory
lens
light
magnification
marking
metalic
microscope
move
nobody
noone
nopeople
optic
parameter
powder
research
samara
science
shine
size
spot
substance
test
tube
under
up
zoom
zooming