inside view of the drum screen for sifting sand and stones in gold mining
Schlüsselwörter
screen,
filter,
sift,
sieve,
separate,
machine,
recycling,
sustainability,
workshop,
mining,
sand,
waste,
business,
drum,
facility,
industry,
metalwork,
rock,
equipment,
metal,
water,
river,
stone,
reusing,
sifter,
gold
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