Oil Extraction and Refining - Part 1
13:08
Oil Extraction and Refining - Part 2
37:20
Lecture 30: Extraction of Oil: Part 1
26:33
The Element That Terrifies Chemists – Fluorine
21:54
Geothermal Energy is Changing
35:08
Lecture 31: Extraction of Oil: Part 2
1:23:02
A YORUBA OBA OF 101 YEARS, THAT WAS DENIED SALARY TILL DATE FOR NOT CLAIMING TO BE FULANI KING.
31:47
Dissolving $1000 of Platinum to Make $6000 of Chloroplatinic Acid for Professional Use
37:02