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.
Since 2001 Bona is certified according to the international standard ISO 14001. ISO 14001 is the international standard for environmental management systems stating how environmental work is to be carried out in a company. As a manufacturer of floor coating, we are eager to take our responsibility.