▁leak , ▁the ▁chem o - chrom ic ▁material ▁changes ▁color ▁to ▁alert ▁an ▁inspect or ▁that ▁a ▁leak ▁is ▁present . ▁Chem o - chrom ic ▁indic ators ▁can ▁also ▁be ▁added ▁to ▁sil ic one ▁t apes ▁for ▁hydro gen ▁detection ▁purposes . ▁ ▁See ▁also ▁ ▁H ydro gen ▁analy zer ▁ ▁H ydro gen ▁pip ing ▁ ▁H ydro gen ▁safety ▁ ▁H ydro gen ▁station ▁ ▁T rac er - gas ▁leak ▁testing ▁method ▁ ▁T ub ing ▁( material ) ▁ ▁References ▁ ▁External ▁links ▁▁ ▁Le ak p edia ▁– ▁The ▁free ▁w iki ▁en cyc lopedia ▁about ▁the ▁industrial ▁leak ▁testing ▁ ▁Det ect ape ▁– ▁H ydro gen ▁detection ▁sil ic one ▁t ape ▁ ▁Category : H ydro gen ▁techn ologies ▁Category : Tests ▁Category : H ydro gen ▁Category : N ond est ruct ive ▁testing <0x0A> </s> ▁Cor cul la ▁District ▁is ▁one ▁of ▁ten ▁districts ▁of ▁the ▁province ▁P au car ▁del ▁S ara ▁S ara ▁in ▁Peru . ▁ ▁References <0x0A> </s> ▁S ago ▁p ud ding ▁is ▁a ▁sweet ▁p ud ding ▁made ▁by ▁bo iling ▁s ago ▁with ▁either ▁water ▁or ▁milk ▁and ▁adding ▁sugar ▁and ▁sometimes ▁additional ▁flav our ings . ▁It ▁is ▁made ▁in ▁many ▁cult ures ▁with ▁varying ▁styles , ▁and ▁may ▁be ▁produced ▁in ▁a ▁variety ▁of ▁ways . ▁ ▁In ▁Malays ia , ▁s ago ▁g ula ▁mel aka ▁is ▁a ▁s ago ▁p ud ding ▁made ▁by ▁bo iling ▁p ear