▁an ▁emer ging ▁technology ▁that ▁is ▁developing ▁rapidly ▁and ▁holds ▁great ▁promise ▁for ▁the ▁future . ▁ ▁See ▁also ▁Lab yr inth ▁Se al ▁D ry ▁gas ▁se al ▁ ▁References ▁▁ ▁Blo ch , ▁Hein z ▁P . ▁and ▁Bud ris , ▁All an ▁R ., ▁" P ump ▁User ’ s ▁Hand book ▁Second ▁Edition ", ▁ ▁C RC ▁Press , ▁ 2 0 0 6 . ▁ ▁Leb e ck , ▁A . ▁O ., ▁" Pr inci ples ▁and ▁Design ▁of ▁Mechan ical ▁Face ▁Se als ", ▁New ▁York : ▁ ▁W iley - In ters cience , ▁( 1 9 9 1 ). ▁ ▁Category : P umps ▁Category : Se als ▁( me chan ical ) <0x0A> </s> ▁Iron ▁Man ▁ 2 ▁is ▁a ▁sound track ▁album ▁by ▁Australian ▁hard ▁rock ▁band ▁AC / DC , ▁released ▁on ▁April ▁ 1 9 , ▁ 2 0 1 0 ▁as ▁the ▁sound track ▁to ▁the ▁film ▁of ▁the ▁same ▁name . ▁Iron ▁Man ▁ 2 : ▁Original ▁Mot ion ▁Picture ▁Sc ore , ▁a ▁separate ▁film ▁score ▁album ▁for ▁the ▁film ▁composed ▁by ▁John ▁Deb ney ▁was ▁released ▁on ▁July ▁ 2 0 , ▁ 2 0 1 0 . ▁The ▁track ▁" Make ▁Way ▁for ▁Tom orrow ▁Today ", ▁used ▁for ▁the ▁St ark ▁Ex po , ▁was ▁composed ▁by ▁Richard ▁M . ▁Sh erman ▁as ▁an ▁hom age ▁to ▁his ▁own ▁" There ' s ▁a ▁Great ▁Big ▁Beautiful ▁Tom orrow ". ▁ ▁Iron ▁Man ▁