Gold making process| How to Extract gold from ore | How to purchase gold safely| by sunny yadav sir
41:22
CRT T.V kese kaam karta h | satellites se T.V me channels kese aate h | by sunny yadav sir |
22:38
How Petrol diesal and gases are extracted! How petroleum refinary work #fip #sunnysir #science
25:08
Working procedure of thermal power plant by Sunny yadav sir |
9:36
हेलिकॉप्टर कैसे उड़ता है?How Does Helicopter fly | sunny bhaiya
21:46
Incredible Process of Hand Cart Manufacturing || Amazing Process Of Making Wooden Hand Cart
15:15
Como um ENORME PORTÃO DE LUXO é feito no VIETNÃ. Processo de fabrico de Portões de Alumínio.
3:06:26
O mistério por trás do zumbido horrível que abalou a Terra por 9 dias
4:53