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Carbon monoxide poisoning typically occurs from breathing in carbon monoxide (CO) at excessive levels. [3] Symptoms are often described as "flu-like" and commonly include headache, dizziness, weakness, vomiting, chest pain, and confusion. [1] Large exposures can result in loss of consciousness, arrhythmias, seizures, or death.
Many gases have toxic properties, which are often assessed using the LC 50 (median lethal concentration) measure. In the United States, many of these gases have been assigned an NFPA 704 health rating of 4 (may be fatal) or 3 (may cause serious or permanent injury), and/or exposure limits (TLV, TWA/PEL, STEL, or REL) determined by the ACGIH professional association.
For carbon monoxide concentrations not exceeding 4 mg/m 3 24-hour mean. [ 2 ] Up to 30 % of Europeans living in cities are exposed to air pollutant levels exceeding EU air quality standards.
"Upon inspection, their furnace was emitting dangerous levels of carbon monoxide. By installing high-quality CO detectors, I was able to diagnose and fix the issue, avoiding potential disaster."
According to the Consumer Product Safety Commission (CPSC), carbon monoxide alarms should be placed about 5 feet off the ground on every level of the house (except basements and attics) and ...
The term immediately dangerous to life or health (IDLH) is defined by the US National Institute for Occupational Safety and Health (NIOSH) as exposure to airborne contaminants that is "likely to cause death or immediate or delayed permanent adverse health effects or prevent escape from such an environment." Examples include smoke or other ...
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Carbon monoxide (CO): The EPA set the first NAAQS for carbon monoxide in 1971. The primary standard was set at 9 ppm averaged over an 8-hour period and 35 ppm over a 1-hour period. [10] The majority of CO emitted into the ambient air is from mobile sources.
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