OCR Text |
Show Gold From Jewelry Dust As a piece of jewelry Is polished on a rapidly rotating buffer it throws ot "dust" that becomes imbedded in the covering of the bulling wheels These covers are washed from time to time and the gold oust salvaged by the use of acid The dust surrounding sur-rounding the machines also is chemically chem-ically treated. This reclaiming process" proc-ess" by the various establishments over the country saves many moil sands of dollars. One firm aione Id a midwestern city Is said to sav more than $G,000 annually In this waj |