ries . ▁These ▁allo ys ▁are ▁market ed ▁under ▁the ▁name ▁Zam ak . ▁R ough ly ▁one ▁quarter ▁of ▁all ▁z inc ▁output , ▁in ▁the ▁United ▁States ▁( 2 0 0 9 ), ▁is ▁consum ed ▁in ▁the ▁form ▁of ▁z inc ▁comp ounds , ▁a ▁variety ▁of ▁which ▁are ▁used ▁industri ally . ▁ ▁Cad m ium ▁has ▁many ▁common ▁industrial ▁uses ▁as ▁it ▁is ▁a ▁key ▁component ▁in ▁battery ▁production , ▁is ▁present ▁in ▁cad m ium ▁p ig ments , ▁coat ings , ▁and ▁is ▁commonly ▁used ▁in ▁electro pl ating . ▁In ▁ 2 0 0 9 , ▁ 8 6 % ▁of ▁cad m ium ▁was ▁used ▁in ▁batter ies , ▁pre domin antly ▁in ▁re charge able ▁nick el - c ad m ium ▁batter ies . ▁The ▁European ▁Union ▁b anned ▁the ▁use ▁of ▁cad m ium ▁in ▁electron ics ▁in ▁ 2 0 0 4 ▁with ▁several ▁exceptions ▁but ▁reduced ▁the ▁allowed ▁content ▁of ▁cad m ium ▁in ▁electron ics ▁to ▁ 0 . 0 0 2 %. ▁Cad m ium ▁electro pl ating , ▁cons uming ▁ 6 % ▁of ▁the ▁global ▁production , ▁ ▁can ▁be ▁found ▁in ▁the ▁aircraft ▁industry ▁due ▁to ▁the ▁ability ▁to ▁resist ▁cor ros ion ▁when ▁applied ▁to ▁steel ▁components . ▁ ▁Mercur y ▁is ▁used ▁primarily ▁for ▁the ▁manufact ure ▁of ▁industrial ▁chemical s ▁or ▁for ▁elect rical ▁and ▁electronic ▁applications . ▁It ▁is ▁used ▁in ▁some ▁therm om eters , ▁especially ▁ones ▁which ▁are