Will definitely come through just normal gameplay and I recommend doing it that way as it’s a fun game.
however,
Going into practice works for this as well.
Go into practice: From the tunnel you spawn in, right in front of you is a building, above the building is a box of explosives canisters, shoot that down with
and it’ll break some of the building.
Keep walking forward and you’ll find an explosive canister, pick it up with
and then throw it at the building with
the canister will respawn infinitely.
Once the building is destroyed, leave the lesson and repeat until your achievement unlocks.