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.
Introduction The WTO (World Trade Organization) is an association of 146 member countries, of the 190 countries in the world today. There are another 30 countries that have observer status, a step that precedes becoming a full-fledged member. So almost, all the countries in the world are member of WTO.