Iron Oxide Reduction with Hydrogen

Started by Albedo | Last post by Enthalpy April 02, 2023, 07:45:22 PM

Hydrogen-based economy?

Started by Enthalpy « 1 2 3 » | Last post by Enthalpy October 10, 2023, 03:47:22 PM

Gas Generator Pumping Cycles

Started by Enthalpy | Last post by Enthalpy July 15, 2023, 05:53:38 PM

Spectrum Launcher

Started by Enthalpy | Last post by Enthalpy August 17, 2023, 02:41:00 PM

Smoke Detector

Started by Enthalpy | Last post by wildfyr November 10, 2023, 10:21:43 PM

Alu Cables for Aeroplanes

Started by Enthalpy | Last post by Enthalpy March 14, 2023, 01:04:06 PM

Freeze faster ice cream and others

Started by Enthalpy | Last post by Enthalpy September 30, 2023, 10:12:57 AM

Launcher's Umbilical Reconnects

Started by Enthalpy | Last post by Enthalpy May 10, 2023, 02:56:04 PM

Nuclear cruise missile explodes

Started by Enthalpy | Last post by marquis October 16, 2023, 12:35:19 PM

Electricity Transport and Storage

Started by Enthalpy | Last post by Enthalpy July 31, 2023, 02:27:09 PM

Water Bomber

Started by Enthalpy | Last post by Enthalpy August 31, 2023, 09:50:25 PM

Cement and Concrete without Carbon Dioxide

Started by Enthalpy | Last post by Enthalpy April 02, 2023, 11:51:19 AM

Rocket fuels beyond RG-1

Started by Enthalpy « 1 2 » | Last post by Enthalpy October 09, 2023, 06:56:13 PM

A Trolley with a Control Loop

Started by Enthalpy | Last post by Enthalpy June 03, 2023, 05:59:44 PM

Electricity and Heat for Ukraine

Started by Enthalpy | Last post by Enthalpy October 18, 2023, 04:01:51 PM