The sense of sight and smell are the best ways to detect the presence of hazardous chemicals. This statement is the truth. Thus, the option (a) is correct.
What is chemicals?
The term chemicals refer to such the kind of the substance are the composition. the chemicals are the primary involved to the chlorine. The chemical are the also founded in the natural resources such as plants, minerals, and the water.
The hazardous chemicals are the primary work of the sense of sight and smell detecting. There are the observation method to the analysis of the substance. The sight is the main observation of the eye because its the 80% impressions.
As a result, the hazardous chemicals are the detected the smell and sense are the statement are the truth. Therefore, option (a) is correct.
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<span>A person's culture determine behavior and other aspects of our being. These cultures are usually overriding, shown to individuals from shortly after their birth, and usually have positive or negative reinforcements levied to people who follow (or do not follow) their proscriptions.</span>
Only once ventilation has been achieved is the firefighters attempt to enter a structure when backdraft conditions are present.
<h3>What is the meant by ventilation?</h3>
In the workplace, ventilation is used to reduce exposure to airborne contaminants. It is widely employed to purge the air of contaminants like fumes, dust, and vapours in order to produce a secure and healthful working environment.
The alveoli are responsible for converting carbon dioxide from the atmosphere into oxygen.
Thus, Only once ventilation has been achieved is the firefighters attempt to enter a structure.
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Answer:Benjamin Harrison
Explanation:
He was a grandson of the ninth president, William Henry Harrison, and a great-grandson of Benjamin Harrison V, a founding father who signed the United States Declaration of Independence.
