Coal dust 's hazards| Occupational diseases | Notified disease

[@abduljamal7245]

Very good sir ji

[@mysweety4224]

Nice vedio sir ji

[@inayatali424]

Thnks sir just

[@the_kamal]

Thank you for such a fine effort sir....

[@mysweety4224]

👍👍👍👍

[@mysweety4224]

Thank you sir ji

[@imtiyaz5800]

Nice

[@miningconcept8469]

Thanks to like

[@ImranAli-ur1hz]

Thank sir ji

[@saimanansarisaimanansari9526]

Wow sir video is soooooooooooooooooooo helpful

[@manarulshaikh222]

teaching concept is best thank u sir

[@vickysaw5206]

Thanks sir

[@miningconcept8469]

Welcome , thx to watching

[@nikhilgupta8994]

A valuable vedio for mining student...👍

[@mdtausifahmad784]

Osm sir ji👍

[@mysweety4224]

Nice sir Ji 👍

[@LegendGamerz455]

👍🏻👍🏻👍🏻👍🏻👍🏻👍🏻

[@saimanansarisaimanansari9526]

Love you sir. For this video 🥰🥰🥰

[@teachkart9495]

Very nice explanation sir , thank you for uploading such a nice video

[@saimanansarisaimanansari9526]

Sir iss chij m bahut problem tha aaj samjh gya 1week k baad

[@imtiyaz5800]

Osm

[@saimanansarisaimanansari9526]

Sir aapki next video k intajar hai

[@nikhilgupta8994]

Sir....Act....Rule...Aur regulation ka ek dusre k sath kya relation hai plzz ispe koi vedio bnaye.....I will v geatfull...Tnx..🙏

[@miningconcept8469]

jarur Nikhil ji , apne pucha bht acha laga

[@nikhilgupta8994]

I know about u sir....I m friend of jamal bhai

[@nikhilgupta8994]

Next vedio kb aa rha hai sir jiii..😊

[@sumithembrom239]

Bohut badiya sir....

[@mysweety4224]

Next vedio sir 🙏🙏🙏

[@mysweety4224]

Sir next vedio sir ji

[@abduljamal7245]

Next video

[@AvinashSingh-jb3vz]

Blue marker use kare sir

[@miningconcept8469]

Thanks for suggestions

[@inayatali424]

Ji

[@mysweety4224]

Plz

[@riyazulkhan9132]

Nice

[@miningconcept8469]

Thanks to like

[@nehaparween6334]

Osm

[@mysweety4224]

👍👍👍👍

[@ImranAnsari-nf9kp]

Nice

[@miningconcept8469]

Thank u