Pa Disembala 16, POSCO idalengeza kuti idzayika US $ 830 miliyoni kuti imange chomera cha lithiamu hydroxide ku Argentina popanga zida za batri zamagalimoto amagetsi.Akuti chomeracho chidzayamba kumangidwa mu theka loyamba la 2022, ndipo chidzatsirizidwa ndikuyikidwa mu theka loyamba la 2024. Akamaliza, amatha kupanga matani 25,000 a lithiamu hydroxide pachaka, omwe angathe kukumana ndi kupanga pachaka. kufunikira kwa magalimoto amagetsi a 600,000.
Kuphatikiza apo, gulu la oyang'anira POSCO adavomereza pa Disembala 10 dongosolo lomanga chomera cha lithiamu hydroxide pogwiritsa ntchito zida zosungidwa m'nyanja yamchere ya Hombre Muerto ku Argentina.Lithium hydroxide ndiye chinthu chofunikira kwambiri popanga ma cathode a batri.Poyerekeza ndi mabatire a lithiamu carbonate, mabatire a lithiamu hydroxide amakhala ndi moyo wautali wautumiki.Poyankha kufunikira kwa lithiamu pamsika, mu 2018, POSCO idapeza ufulu wamigodi wa Nyanja ya mchere ya Hombre Muerto kuchokera ku Galaxy Resources yaku Australia kwa US $ 280 miliyoni.Mu 2020, POSCO idatsimikiza kuti nyanjayi ili ndi matani 13.5 miliyoni a lithiamu, ndipo nthawi yomweyo idamanga ndikuyendetsa kanyumba kakang'ono kowonetsera m'mphepete mwa nyanjayi.
POSCO ananena kuti mwina kuwonjezera Argentine lifiyamu hydroxide chomera pambuyo ntchito anamaliza ndi kuika mu ntchito, kuti mbewu pachaka mphamvu yopanga adzakhala kukodzedwa ndi matani ena 250,000.