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The colors in this Opal from Northern Ethiopia

The colors in this Opal from Northern Ethiopia

Video Credits to: u/Xyeeyx
< Previous This satisfying thing is called sclerotherapy. Sclerotherapy is a medical procedure used to eliminate varicose and spider veins. Doctors usually inject a sclerosant into the vessels causing them to collapse and involute. This causes them to disappear imme Man best explained in a single animated video Next >
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