Boreholes have been around for a very long time, in fact, according to Wikipedia, it was first used by the Han Dynasty (202 BC – 220 AD) when the Chinese used deep borehole drilling for mining and other projects. The Chinese method back then was accomplished by a team of men jumping on and off a beam to impact the drilling bit while the actual boring tool was rotated by


Apr 2018

Water Crises

Is Cape Town’s water crisis heading for ecological suicide? Read this article by Anthony Turton: