Isothermal Forging Technology to Manufacture Parts for Aero Engines

Current Context: The Defence Research and Development Organisation (DRDO) developed the Isothermal Forging Technology.

• It is developed by DRDO’s lab named Defence Metallurgical Research Laboratory (DMRL).
• The technology will be used to manufacture parts for aero engines.
• It will be used to produce all the five stages of high press compressor (HPC) discs out of titanium alloy using an isothermal forge press weighing 2,000 tonnes.
• The technology will be used to develop the critical components like discs, shafts, blisks etc associated with Adour Engine and Kaveri Engine.
• Static Part:
• HQ of DMRL: Hyderabad

Question: 

Q.1 Which organisation developed Isothermal Forging Technology to manufacture parts for aero engines?
a. HAL
b. Bharat Earth Movers Limited
c. DRDO-DMRL

d. Bharat Dynamics