Aug 3, 2026Discover the 4 main types of gas welding: Oxy-Acetylene, Oxy-Hydrogen, Pressure Gas, and Air-Acetylene welding explained.

Aug 1, 2026Discover whether uranium is harder than steel and learn why steel is preferred for structural uses over uranium.

Dec 6, 2025Discover the components of rocket fuel: liquid oxygen and hydrogen for liquid fuel, and powdered metals with oxidizers for solid fuel.

Nov 9, 2025Explore how water is used in Chinese rockets for cooling and sound suppression during launches.