While fracture filling as a method to enhance gems has been found in gems over 2,500 years old, the diamond's unique refractive index required a more advanced solution than simple wax and oil treatments. This technology became available roughly 20 years after the time the laser drilling technique was developed.
The MANCOSA MBA is an internationally recognised postgraduate academic programme and, one of the most highly recognised in Southern Africa.
Read More: http://www.GistOnThis.com. The Manchineel tree, native to the Western Hemisphere, is known as the most poisonous tree in the world.In places where it grows -- Florida, the Caribbean and the Bahamas -- the manchineel is often marked with a red band to warn passersby not to get too near it.ead More: http://www.GistOnThis.com. The Manchineel tree, native to the Western Hemisphere, is known as the most poisonous tree in the world.