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spunk
·
Jun 14, 2017
Use kids
2
1
403
#
31
beauty
cell
clean
crime
detective
eating
fingerprint
forensic science
friction ridge
interesting facts
grease
health
investigation
ipad screen protector
iphone 5
ipod touch (product line)
michael stevens
mobile
oil
phone
science
sebum
skin oil
smear
smudge
smudges
sweat
touch
trivia
vsauce
wiping
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Source: YouTube
How Many Calories are on a Smudgy Screen?
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