[sj4nz]

Drop oil on lava.

The effect is worth it.

[lousken]

large size brush + seeds + flame + water is also interesting

[PavlovsCat]

have you tried dust yet?

[bsg75]

Dust is volatile, and too much fun: https://sandspiel.club/#l9z7gueXwwTAHj6hI0Zh

[solidsnack9000]

Dust and any kind of fire results in a pretty impressive explosion.