It is found in combustion fumes (by cars and trucks), portable generators, wood burning stoves, gas ranges and heating systems.
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Answer:
Secondary
Explanation:
Prevention techniques are divided into 3 broad categories known as the primary , secondary and tertiary prevention techniques.
Primary prevention deals with prevention of the disease from occurring in the first instance.
Secondary prevention minimizes the severity of the disease or injury once it has occurred. This can include health screenings such as mammograms, and colonoscopies for those in the appropriate age/risk category.
Tertiary technique prevent the disease already had by the individual from getting worse and making sure the symptoms are minimal.
