Throwing a firecracker into a manholw

[Dr. Strangelove]

 

[Gauss]

They knew what they were doing. Thats why they are running away after dropping the cracker. They knew that there will be methane inside and it will ignite. Maybe they underestimated the effect but their intentions were mischievous.

 

[I.R.A]

What the duck

 

[A1Kaid]

No way, this can't be just a "firecracker".

 

[Hamartia Antidote]

No way, this can't be just a "firecracker".

Depends upon the concentration of gas