High concentrations of carbon monoxide kill in less than five minutes. At low concentrations it will require a longer period of time to affect the body. Exceeding the EPA concentration of 9 ppm for more than 8 hours is suspected to produce adverse health affects in persons at risk.
Answer:
Heart issue cardiac could be a major problem,
The answer is a) cervical cancer. though it can take years to develope.
Answer:
Track and field is oldest
Explanation:
Track and field was first invented in 776 BC.
