Beirut Explosion — Evidence It Wasn’t Just A Surface Explosion

It’s abundantly clear there was an underground component to the explosion, begging the question; what was below the surface?
[embedded content]Source: https://youtu.be/q6UYcdaKzD4?t=132

That interpretation is definitely NOT abundantly clear to me.

I’m trying to expand (pun) on Akton’s interpretation.

The white ball of shock wave/reaction products is centered on approximately where the storage facility was. The video he’s using was not particularly steady or aimed at a single spot ... Read even more