In 2004, the mining company broke it to the town that its days were numbered: digging its shafts towards the city at an angle of 60 degrees, subsidence would soon lead to buildings' widespread cracking and collapse.
Now an Israeli company called Curapipe has developed a system that aims to seal leaks cheaply with only a small disruption to the water supply.Much of the wasted water is lost through what the International Water Association, an industry body, calls "background leakage"—that is, small but widespread cracks that drip water continuously.
It shows that for specimens tested in 3.5% NaCl solution, cracks originate via multiple surface initiation modes and cracking is intergranular; in addition, widespread secondary cracks feature on the fracture surface.
In enclaves that are not faced with the wreckage of widespread addiction, "crack" has become a cute euphemism for anything ya just can't get enough of.
In the 1980s and 1990s, public trials were also used during the government's widespread attempts to crack down on crime.
This is also the case for hydrogen atoms and molecules emerging from sulfide corrosion [see chemical reactions (1)] and leading to widespread hydrogen-induced cracking (HIC) and hydrogen embrittlement favored at high temperatures (Liu et al. 2014; Bai et al. 2014).
Li also touched on other sources of widespread discontent, pledging to crack down on food safety offenders with an "iron fist".
He declined to identify which factories his teams had inspected but said defects were widespread, ranging from superficial cracks to more serious damage to columns and beams.
The 1980s and 1990s, when crack use was widespread, marked a time of intense violence in urban America.
He also pledged to crack down on widespread corruption and eliminate chronic power shortages.But Mr Medina may find it hard to turn good intentions into achievements.
Another major problem is the inability of authorities to crack down on widespread tax evasion, worth an estimated €45 billion per year, ranging from the simplest daily transactions (the non-issuance of receipts) to the workings of big businesses.
