NOSIA: Nonbreakable sodium ignition tube is better way to detection of extra elements.

the organic compound is fused with metallic sodium in an ignition tube the ignition tube is heated till its bottom becomes red hot.break this tube into a china dish containing 20c.c of distilled water .boil and filter,the filterate is called lassaign's solution

a reddish brown gas is formed. Water droplets are formed on the sides of the tube.

for damage to the ignition sight tube

An athodyd is a simple jet engine consisting of a tube with a means of delivering fuel and ignition into it.