As you view the graphics, the idea is to develop the concept of polarity in a visual manner. The more areas of red and blue that you see, the more polar is the compound and the functional group in the compound. Look at the amide, and acid. The more areas of gray and lighter shades of red and blue, the more non-polar properties are being depicted. Look at the amine, ether, and alkane.
Making the world better, one answer at a time. Advantages-Good quality and it gets rid of asthma. Disadvantages-Its very expensive and your killing silk worms just to get a single silk thread.ransporting silk by sea instead of sending it west on the Silk Road was faster and cheaper. No tolls to pay or bandits to worry about. There was some danger from pirates and â¦ storms, but nothing is perfect. After China was opened to foreign trade, ships were obviously a more economical means of transporting silk.
Silk. Braided Natural Silk Non-Absorbable Suture. DESCRIPTION. Silk is a braided nonabsorbable, sterile surgical suture composed of an organic protein called fibroin. This protein is derived from the domesticated species Bombyx mori (B. mori) of the family Bombycidae. CHARACTERISTICS. Silk suture exhibits: â¢ Smooth flow through tissue while maintaining optimal knot security. TENSILE STRENGTH. While Silk suture is not absorbed, progressive degradation of the proteinaceous silk fiber in vivo may result in a gradual loss of the suture tensile strength over time. COLOR. Black. PACKAGING. Silk is available in various USP sizes. Silk is supplied in a wide range of lengths affixed to a diverse assortment of needle types in one dozen boxes. Three dozen suture boxes available on customer request.