10 2 01 9 S U S T AINABILITY REPOR T O ur princip al pr oduct s and s our c e s o f s ale s ar e silv er and g old dore and silv er be aring zinc le ad and c opper c onc entr at e s O ur P r oduct s SI L V ER A g H E A L T H W AT E R P U R I F I C AT I O N S O L AR P AN E L S SI L V ER W A R E J E W E L RY E LE CT R O N I C S BA T T E R I E S BA R S C O I N S Silv er is r e fned int o b ar s and c oins f or s ale t o int ernational mark et s Silv er is us ed t o cr e at e be autiful piec e s o f je w elr y ar ound the w orld Silv er is malle able r e sis t s c orr o sion and o xidation and is the be s t thermal and electric al c onduct or o f all met als Silv er c an be f ound in w at er purif ying s y s t ems due t o it s antib act erial qualitie s Silv er s antimicr obial and non t o xic qualitie s ar e bene fcial f or human he alth Silv er p as t e is a k e y c omponent o f phot o v olt aic c ells us ed in s olar p anels that tr ans f orm sunlight int o electric al ener gy Silv er is us ed t o cr e at e e v er y thing fr om s er ving tr a y s t o cutler y t o c andle s tick s J E W E L RY E LE CT R O N I C S IN V E S T IN G Go v ernment s ins titutions or individuals ma y hold g old c oins or bullion as f orms o f in v e s tment Glob ally je w elr y is the primar y us e o f g old Gold is an efcient c onduct or o f electricit y and us ed in mo s t electr onic de vic e s GO LD A u