What was the primary cosmic role of the short-lived Population III stars?

Answer

They fused primordial elements into the first heavy elements (metals) and seeded the cosmos

These massive stars acted as the universe's first element factories, fusing hydrogen and helium into metals like carbon and oxygen, which were then scattered violently upon their death to enrich subsequent generations.

What was the primary cosmic role of the short-lived Population III stars?
Spacestarscosmologyformationastrophysicsnebulaestellar formation