It is a colorless, tasteless, odorless gas, slightly lighter than air, home cooking gas is also used for the gas. Who breathe the gas into the blood, the formation of carbon monoxide hemoglobin, causing oxygen suffocation. Winter use coal stove for heating or gas stove with gas leakage, gas water heater leak can be caused by gas poisoning. light were dizziness, headache, tinnitus, vertigo, limb weakness;
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