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www.reference.com/science/natural-gas-extracted-f702814b19e2b8df

Natural gas is extracted by drilling into the ground and using water to move the gas to the surface. After the gas rises to the top, it is necessary to separate it from other substances.

www.reference.com/article/dna-extraction-used-d54d17d3c043348f

DNA extraction is used in diagnostic processes, detecting viruses and police forensics. Being able to pull or extract the DNA from the rest of a cell or a sample gives scientist the clearest look at the samples they have and allows them to identify the individual pieces...

www.reference.com/article/yeast-extract-dcce4f0aafe8d9f2

Yeast extract is concentrated nutritional yeast in the form of a spread or paste. It has a pungent, savory, umami flavor and is rich in protein and glutamic acid.

www.reference.com/article/metals-extracted-ores-4531c9d52c953922

Metal extraction from ores occurs in many different ways involving physical, chemical and electrical means. Even ores of the same metal sometimes require different methods of separation depending on the concentration of the metal and its chemical composition within the ...

www.reference.com/science/coal-extracted-eb0e0f35eea0928a

The two main methods used for coal extraction are surface mining and underground mining. The methods used to extract coal depend on the geology of the coal deposits. According to Energy Trends Insider, the amount of coal produced by one miner in one hour has more than t...

www.reference.com/science/oil-extracted-ground-8a0f8a924fcbcce1

Oil is extracted from the ground using the three techniques of primary recovery, secondary recovery and enhanced recovery. These techniques are applied to oil extractions on land and at sea. The extraction process varies in duration but uses the same methods to remove o...

www.reference.com/science/platinum-extracted-da4a18e80c7e613e

Because platinum is so rare, it must be extracted after being mined through a process that involves crushing it into incredibly small particles and separating these particles from one another. This is known as the flotation separation method, and produces a frothy layer...