An A1C test allows doctors to examine glucose levels over a two-to three-month period and can be a useful tool in judging the effectiveness of a treatment plan. Diabetics used to depend only on urine tests or daily finger sticks to measure their blood sugars.
The formal economy of this region depends on agricultural exports. For example, Ethiopia is a major coffee exporter (80% of its total exports) and Somalia is a major banana and livestock exporter (roughly half of its total exports). The majority of the economy of the Horn of Africa is informal.
It is also the world's third largest coal exporter. South Africa is also a huge producer of iron ore; in 2012, it overtook India to become the world third biggest iron ore supplier to China, who are the worldâs largest consumers of iron ore.outh Africa Coal production (red) and exports (black). Main article: Coal in South Africa Â§ Mining. South Africa is the world's third largest coal exporter, and much of the country's coal is used for power production. (about ~40%) 77% of South Africa's energy needs are provided by coal.