Bridgette Radebe, chairwoman of Mmakau Mining and president of the South African Mining Development Association, is known for being one of Africa’s first black female mine owners.
Scientists have discovered how to produce ultra-thin diamond nanothreads, a sort of very strongnanotubes, which could prove to be stronger and hardier element currently available.
Producers’ limited export pipeline capacity coupled with the end of the U.S. summer driving season has tend to lead to oil surpluses, sending prices down. .. Not this year.
