Alkatra (Bitumen) Kya Hai? Banane Ka Tarika Aur Upyog

Alkatra Kya Hai Aur Kahan Use Hoti Hai?

Alkatra ek kala ya gehra bhura rang ka padarth hota hai, jo petroleum ke parishkaran (refining) ke dauran utpann hota hai. Yeh ek prakar ka by-product hai jo petrol ko saaf karne ki prakriya mein banta hai. Alkatra ka use mainly road construction mein hota hai, jise hum tar ya asphalt bhi kehte hain. Iska prayog sadakon ko mazboot aur tikau banane ke liye kiya jata hai. Alkatra se banaye gaye raste barish aur dhoop dono mein achhi majbooti dete hain.

Alkatra ke production aur uske upyog ke baare mein adhik jankari ke liye video dekhiye.