What is the principal function of the supernova shockwave concerning the newly created stellar debris?

Answer

It acts as a distributor, sweeping up the debris and accelerating it into the interstellar medium.

The shockwave functions as a distribution mechanism, sweeping up the stellar ejecta—the newly synthesized material—and accelerating it outward into the surrounding space.

What is the principal function of the supernova shockwave concerning the newly created stellar debris?
Elementsupernovashockwave