That depends on how close to the epicenter you are. It's green at the source, but after it spreads out it can go pretty clear and still be deadly, especially at night and if you're unfortunate enough to be in a valley or ditch.
I'm just going off what I know from my OSHA mandated safety training. This isn't the exact video, but it should suffice as a source for where I've gotten my understanding of the gas:
That depends on how close to the epicenter you are. It's green at the source, but after it spreads out it can go pretty clear and still be deadly, especially at night and if you're unfortunate enough to be in a valley or ditch.
I'm just going off what I know from my OSHA mandated safety training. This isn't the exact video, but it should suffice as a source for where I've gotten my understanding of the gas:
https://www.youtube.com/watch?v=VisaKzJCTU0
Confirming. I just went through a few osha safety modules at work, on heavier than air gasses and their lethality. Scary stuff