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.
Mensa is an international not-for-profit society in which the sole qualification for membership is a score at or above the 98th percentile on any of a number of standard IQ tests.he word âMensaâ means âtableâ in Latin. Mensa is a round-table society, where race, color, creed, national origin, age, politics, educational and social background are irrelevant.