Metallurgy is referred to as the study of metals and their properties. It can involve other sciences, such as physics and chemistry. Students who are interested in this field may go on to earn higher degrees to become engineers or have a career in environmental science.

Botswana is located in southern Africa and has made significant progress in developing its higher education system. The discovery of diamonds substantially increased revenue for the nation, and much of this revenue has been funneled into improving schools and colleges.

The PhD is a doctoral degree, specifically called a "doctor of philosophy" degree. This is misleading because PhD holders are not necessarily philosophers (unless they earned their degree in philosophy!). That said, PhD recipients are able to engage in thought experiments, reason about problems, and solve problems in sophisticated ways.