Penetrant testing methods(water washable,post emulsiable,solvent removable)

[@priyashanmugam5905]

Simple and clear... good job👌

[@eduinTamil]

Tq for ur support

[@ruler8223]

The points as i read is important but do you have the description by English plz

[@gowthammohan9729]

Well explained, keep up the pace

[@chandrakala2611]

Your efforts are astounding, you will be big one day, keep rocking...

[@eduinTamil]

Big thanks

[@santhosh-tj3gj]

Hydrophilic lipophilic matum explain panni oru video pld

[@Modi_Bhakt8680]

Hindi Madam, it's our national language.

[@rahulmishrarahulmishra6277]

Patrand