Gassing people is highly inefficient. I'd just use a stone crusher or a giant blender.
Not only can you get the job done much faster but you can also use the byproduct for animal food.
The world is simply not ready for my program. All on account of *feelings*.
Please let filthy foreigners with 0 education and 0 prospect ruin my country sir.
I bet some of you faggots actually care about sandniggers and cockroaches eliminating eachother in countries you couldn't even find on an annotated map.