Likely as not there is a coolant leak, perhaps in the heater core.
If you just bought it used, it probably is urine. If you have wild animals around your house, they probably urinate on it to mark there territory.
old dust or cat piss.
why do my spark plugs smell like gas but the conductor is dry just the threads smell like gas and are also wet
It Depends. If the plant is in the vegetation stage it will not smell, However if the plant is budding or (flowering) stage it will definitely have a strong smell to it. This is when the plant under goes 12/12 light/dark per day. The smell can be called "Dank" it can smell amazing just like a bud you bought.
They do not smell like crap - they have a grassy smell to them - we might smell just as bad to them as we are carnivores and eat meat whereas they only eat plants.
Top of the radiator just like every other car.
I think they smell like crap. I was just walking my dog this morning and it smelled horrible.
yes cardinals can smell just like every other bird
Guys like girls to smell nice and not sweaty or anything gross just smell nice and us guys will love you
few things is can be one blow head gasket two crack head cylinder, I had that problem too smelled gas in the coolant found out the head gasket was worn out and letting coolant and oil mix in the combustion chamber
they just do
no... that is just a random answer