0:09
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Rubbing a stone
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0:03
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Dragging stone with a high rasp
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0:29
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Dragging stone slowly
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0:06
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Grinding metal and stone, long scrape
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0:59
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Intense cicada grinding, very clear sound.
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0:06
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Medium distant metal grinding
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0:10
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Grinding metal and stone, deep scrapes
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0:07
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Rhythmical crushing and grinding of peppercorns in a large peppermill
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