May 13 , 2024
196 days
337
- ISRO successfully conducted hot testing of liquid rocket engine manufactured through 3D printing technology.
- The engine used is the PS4 engine of PSLV upper stage.
- The same engine is also used in the Reaction Control System (RCS) of the first stage (PS1) of PSLV.
- The engine uses the earth-storable bipropellant combinations of Nitrogen Tetroxide as oxidizer and Mono Methyl Hydrazine as fuel.
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