To make an automated panning system in order to obtain alluvial gold from the river. Alluvial gold is made up of small flakes of gold washed down from high in the mountains by flood water. 'Alluvial' ...
To make an automated panning system in order to obtain alluvial gold from the river. Alluvial gold is made up of small flakes of gold washed down from high in the mountains by flood water. 'Alluvial' ...
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