Ferromanganese derived from batteries: about 40% manganese and 60% iron (Ferromangan: ca. 40% Mangan und 60% Eisen)
Manganese is a chemical element with the symbol Mn and atomic number 25. It is not found as a free element in nature; it is often found in minerals in combination with iron. Manganese is a transition metal with a multifaceted array of industrial alloy uses, particularly in stainless steels.
Iron is a chemical element with symbol Fe (from Latin: ferrum) and atomic number 26. It is a metal that belongs to the first transition series and group 8 of the periodic table. It is by mass the most common element on Earth, forming much of Earth's outer and inner core. It is the fourth most common element in the Earth's crust.
Just visited the company Batrec (batrec.ch) in Wimmis (BE), 20.02.2020
Info about battery and accumulators: INOBAT (inobat.ch)
On-topic wkvw students' contributions on dontwastemy.energy
>Batteries and their life on our planet
>Can FAIR Phones make the world a better place?
>A life without copper - is it possible?
>Check the watch!
>Live cycle of a cooking pan
>Recycling of airplanes (Have a pleasant flight with where2where)