green-foam

CO₂  Is Carbon-Dioxide (it is the gas in fizzy drinks) 

CO is carbon monoxide, and can be lethal in small doses. 

Why are you looking at my profile? ?

My avatar picture is fake, sorry you can not buy a foam extinguisher that is green.

Harry can you edit the post you replied to?

I replace the 9F batter 

I can't help but wonder what 9f batter is, I doubt its for cod.

Obviously its a typo, f being just above the letter  V, and a missing Y,

Wondering where my profile picture has gone