Technics Needle Adjustment Gauge for All Professional Cartridges This is the original Technics Needle Gauge Adjustment to use with all pro cartridges .

 Copper oxide is used in ceramic materials as a colorant. In normal oxidation environment, CuO is not reduced to Cu2O and it produces green color in glaze.    And now, It uses like a colorful fire for camping, touring far from house, makes atmosphare more energetic, bring rainbow in your eyes.   Or...