The diamond dust has the same properties of larger diamonds, but the tiny diamond particles cannot be set into jewelry by themselves. It is carefully gathered after cutting, and comes to good purpose in many industries.
There are many other dangerous sharks in the Mediterranean, including: 1  Blacktip shark (Carcharhinus limbatus) 2  Smooth hammerhead shark (Sphyrna zygaena) 3  Scalloped hammerhead shark (Sphyrna lewini)  Great hammerhead shark (Sphyrna 1  mokarran) Shortfin mako shark (Isurus oxyrinchus)  Grey nurse or sandtiger shark (Carcharias taurus)
There are more than 400 different shark species, most of which can be found in coastal regions. They are present in every ocean of the world, with some species also inhabiting rivers. Sharks belong to the class of cartilaginous fish along side rays and chimeras.While the skeleton of all other fish is made of bone, the skeleton of sharks is made of cartilage. Cartilage is lighter and more flexible than bone allowing the shark to make tight turns quickly and to stay afloat.harks are a remarkably diverse group of fish. The largest species â the whale shark â can grow up to 12 meters in length while the smallest species â the dwarf lanternshark â only reaches a size of 17 centimeters.