A federal court judge has denied Briley Wayne Piper's petition to to appeal his death sentence. The man remains on death row.

Cleveland-Cliffs and U.S. Steel, which operate all six of Minnesota’s iron ore mines and pellet plants (Cliffs also runs the ...

A new study suggests battery recyclers could reduce environmental impacts and costs by replacing harsh chemicals with a neutral solvent to recover minerals.

Finalized a year ago, the limits would reduce the mining industry's mercury emissions by 33%. The industry releases half of ...

Manganese and iron, which are found in tap water in ... are up to 10 percent hydrochloric acid, also known as muriatic acid. Other cleaners use different acids. CLR Calcium, Lime and Rust Remover ...

But how to displace this strong icid (hydrochloric ... acid, and sulphate of soda remains in the pot, this is called " salt cake." Neither the pots or Ladles last very long, and the iron from ...

green sulphate of iron; 5th, suljiliatc of zinc; 6th, water acidified with a minute portion of hydrochloric acid ; 7th, water poured on powdered metallic arsenic, reHilng on a copper cup ...

The trick is to use a stain remover like Super Iron Out. Look for a rust stain remover or a product that contains diluted ...

Usually, it’s limescale caused by minerals in the toilet water like calcium, magnesium, and iron that attach to the surfaces ... lime scale & hard water stains. Using hydrochloric acid to clean a ...

4c04331 Gadikota, Greeshma Electrochemical Coproduction of Hydrogen, Oxygen, Sodium Hydroxide, and Hydrochloric Acid from Brines via Direct Electrosynthesis ... Processes Requiring Different Degree of ...