yup, sign of a bad heater core
no
If you inhale enough, yes. It is poisonious.
what happens when you inhale antifreeze when driving a truck for a long period what health problems can it have on a person
It would and probably kill you, drink a few oz. will kill you.
Through their noses.
your inhaling holes
yes
exhale & inhale
Yes, all animals inhale oxygen. Parrots breathe through their nostrils as opposed to their mouths.
because they may be hazardous to your health, for example you could inhale a chemical and it will start to eat away at your insides
lung
Alligators are air breathers. They inhale and exhale through their nostrils. Their lungs absorb oxygen from the air that they inhale.