Sentence examples for extraction of gold from inspiring English sources

The extraction of gold is equally toxic because of the use of mercury.

Bio leaching is becoming increasingly used for the extraction of gold from refractory gold ore.

The Old World may have conquered and colonized the Americas largely for commercial gain, or the extraction of gold and silver, or imperial expansion, or sheer adventure.

The model predictions are in good agreement with the experimental data on the batch extraction of gold with LSM.

Palin explained that environmentalists had invoked the Clean Water Act to oppose a plan by a mining company, Coeur Alaska, to dump waste from the extraction of gold into a pristine lake in the Tongass National Forest.

"The cost of extraction of gold from e-waste is at least 40% less than the lowest-cost gold mine in the world, if you have figured out the technology," he notes.

Compared with other extraction method, the synergistic extraction process decomposed completely sulfide and improved significantly the extraction rate of gold.

The effects of solid-liquid ratio, extraction time, ultrasound power, NaClO concentration and NaOH concentration on the extraction rate of gold from the refractory gold ore were investigated.

"He's very corrupt," said one diplomat, who charges Taylor with operating a "dual fiscal system": the official one and a private system based on profits from the illegal extraction of timber, gold, and diamonds.

The extraction of the gold results in the release of airborne particles that include large concentrations of arsenic.

Resource extraction, particularly that of gold, has long been an anchor of the South African economy, and the industry is one of the country's largest employers.