Namskar doston, Is video mein maine SCREEN TOUCH ke baare mein har ek baatein batayi hai. usme use hone vale chemical and glass ke baare mein bhi bataya hai. iPhone mein use kiye jane vale chemicals ke bare mein bhi thodi baatein bataya hu aur uska pura details kisi aur video mein bataunga. Thanku so much guys...!!! Share, Support, Subscribe!!! Subscribe: https://www.youtube.com/channel/UCh7qsTmcCu5dmuN3TpgoZ4w?view_as=subscriber?sub_confirmation=1 Youtube: https://www.youtube.com/channel/UCh7qsTmcCu5dmuN3TpgoZ4w?view_as=subscriber Twitter: https://twitter.com/ChemicalVidya Facebook: https://www.facebook.com/Chemical-Vidya-1179540072156464/ Instagram: https://www.instagram.com/chemical_vidya/ Google Plus: https://plus.google.com/u/0/115175712011781460183 Website: www.chemicalvidya.com