▁history ▁of ▁u ric ▁acid ▁kid ney ▁stones . ▁ ▁References ▁▁ ▁Category : Ant ig out ▁agents ▁Category : Py raz olid ind iones <0x0A> </s> ▁Sch n ack ▁is ▁a ▁word ▁from ▁Low ▁German ▁which ▁refers ▁to ▁a ▁chat ▁or ▁in ▁der og ative ▁meaning ▁a ▁g oss ip . ▁ ▁Sch n ack ▁is ▁a ▁surname . ▁Notable ▁people ▁with ▁the ▁name ▁include : ▁ ▁A . ▁J . ▁Sch n ack , ▁American ▁document ary ▁film maker ▁Anton ▁Sch n ack ▁( 1 8 9 2 – 1 9 7 3 ), ▁German ▁writer ▁Larry ▁G . ▁Sch n ack , ▁American ▁academic ▁Y as min ▁Sch n ack ▁( born ▁ 1 9 8 8 ), ▁American ▁tennis ▁player ▁ ▁See ▁also ▁C . A . ▁Sch n ack ▁Jew el ry ▁Company ▁Store , ▁Com mer cial ▁buildings ▁on ▁the ▁National ▁Register ▁of ▁Historic ▁Places ▁in ▁Louisiana <0x0A> </s> ▁The ▁Magic ▁of ▁W alt ▁Disney ▁World ▁is ▁a ▁ 1 9 7 2 ▁document ary ▁feature tte ▁produced ▁by ▁W alt ▁Disney ▁Produ ctions . ▁Fil med ▁at ▁the ▁then - new ▁W alt ▁Disney ▁World ▁resort ▁in ▁Florida , ▁this ▁film ▁served ▁as ▁a ▁tour ▁of ▁the ▁Magic ▁Kingdom ▁theme ▁park , ▁the ▁resort ▁hot els ▁and ▁other ▁areas ▁within ▁the ▁" V ac ation ▁Kingdom ". ▁It ▁was ▁narr ated ▁by ▁actor ▁Steve ▁For rest . ▁ ▁The ▁film ▁was ▁released ▁on ▁the ▁same ▁bill ▁as ▁the ▁Disney ▁feature ▁Snow ball ▁Express . ▁An ▁expanded