Really All videos is very helping

You are doing amazing work I sincerely respect you

Good Sar ji dhanyvad

great vodeo thank you ❤

Overall video was good, but you missed to add threshold limit values of hydrogen sulfide

Best video

Always good work for us thank you so much sir🙏🙏🙏

Sir Flash Point se relate question hai if vapour-air mixture content of flash point is 2%,5%,10%,15% The fire will ignite at and why

Thank you my master❤❤❤❤❤

Sir industrial ventilation ke liye video kijiye

Sir can you give one of presentations about hydrogen gas safety training

Chlorine ke bare me ik video zaroor banaye

Pls Sir Aesa Hydrogen ke msds kaa Video Banavo Pls

CS2 / carbon disulfide video hai key sir

Biggest fan Sir ji

Exposed victim can take any fluids?? I mean if person is exposed with low PPM and he is in conscious but having symptoms like headache and irritation.

Pani me ye paya gya hain kya kare plz btye😢😢😢 bahut pareshan hain

Sir So2 Cs2 no2 and amonia pr bhi

Good class

Ammonia gas par video banayiye

प्रमुख h2s खतरे क्या हैं

These translation from Urdu to English on screen hide your important line thats you write on screen plz rectify that'issue thanks..

Brother very informative but the hazards in this videos i think these are risks

Sir ppm ki full form?

1 तक

Sir kya likh rahe hai pta nhi chl rha hai q ki screen pe likh kr aarha hai usi se

Sir humne school me bhut practical kiye hydrogen sulphide per yeh bilkul nhi suna ki yeh poisonous hoti hai....

चारेरिट आदि

Sir koi job hai fresher ke liye

घुलनशील

PPM FUL FORM PLEASE

विस्फोट