Title: Light-emitting diode.
Question: How much CO2 emission would a 40-watt light bulb produce after 10 hours?

Title: Karl Popper.
Question: Which two major philosophers of science learned a great deal from Popper at the London School Economics?

Title: Order of the British Empire.
Question: Who has set honours awarded by the President of India?

Title: Police.
Question:
When was Ireland's police force established?