Also there may be an excess of carbon dioxide CO2, present so that observers can easily be choked a little, and consequences in this case can be very similar to the effects of drugs.
Pia kunaweza kuwa na ziada ya CO dioksidi kaboni 2, ya sasa na Waangalizi Hiyo inaweza kuwa Urahisi kuzisonga kidogo, na matokeo katika kesi hii inaweza sana Sawa na madhara ya madawa ya kulevya.