Allotropes of carbon dispersion of light of diamond make it useful for both industrial applications and jewelry. Diamond is the hardest known natural mineral. This makes it an excellent abrasive and makes it hold polish and luster extremely well. No known naturally occurring substance can cut (or even scratch) a diamond, except another diamond. The market for industrial-grade diamonds operates much differently from its gem-grade counterpart. Industrial diamonds are valued mostly for their hardness and heat conductivity, making many of the gemological characteristics of diamond, including clarity and color, mostly irrelevant. This helps explain why 80% of mined diamonds (equal to about 100
Uncontrolled Substance Uncontrolled Substance Uncontrolled Substance is the solo debut album by rapper, and Wu-Tang Clan member Inspectah Deck. The album was released on October 5, 1999 under Loud Records. Originally slated for release in 1995, the record was indefinitely postponed after a flood destroyed over 100 beats in RZA's basement, including his original productions for the album. Eventually released four years later, "Uncontrolled Substance" received mostly positive reviews, and is Inspectah Deck's most critically acclaimed album to date. The album features Wu-Tang mainstays U-God and Masta Killa, and appearances from lesser-known affiliates Street Life, Killa Sin, and LA the Darkman. A