Carbon Dioxide - heart palpitations, headache, dry mouth, changes in heart rate and blood pressure, perspiration, trembling. Carbon Monoxide - dizziness, fainting, disorientation in space, fantasies, disturbances of consciousness, hallucinations, thought disorder. Hydrogen Cyanide and its compounds - a feeling of metal taste in the mouth.
Carbon dioxide - palpitations ng puso, sakit ng ulo, tuyo ang bibig, ang mga pagbabago sa puso rate at presyon ng dugo, pawis, nanginginig karbon monoksid - pagkahilo, kawalang-malay, disorientation sa espasyo, fantasies, abala ng malay, guni-guni, naisip disorder. hydrogen syanuro at nito compounds - at ang pakiramdam ng metal lasa sa bibig.