Kumo Desu ga, Nani ka? Daily Life of the Four Spider Sisters - Vol. 3 Ch. 36

[Lucky168]

Graet idea! How about we throw all our plastic garbage mountains to the magma? Countries can use this idea to solve garbage problem? 🙁

 

[Borderline]

Throwing trashes into volcano would end up making gas into world atmosphere, which it's not a good move.

Alaba can blast all of gas smoke perfectly, though. It's magic.

 

[Pietje013]

So, now is taking charge of waste disposal? The part that Kumoko revisited in the dungeon with the Vampire looks quite clean