By roblitzmanguy
 

Warning:Danger Signs!

By Valir
 

I'll use it for my coal-fired power plant and maybe for other power plants!

By Valir
 

I'll use it for my nuclear power plant.

By Wormey1
 

" Hmm. I suspect that this sign means exclamation mark ahead. Ooh, a hotdog!"

By cormorana
 

nice.