New York State Asbestos Investigator Practice Exam

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What is the most commonly used type of asbestos?

Amosite
Chrysotile
Actinolite
Anthophyllite

The correct answer is: Chrysotile

Chrysotile is recognized as the most commonly used type of asbestos. It is also known as white asbestos and is the predominant form in commercial use, accounting for a significant percentage of asbestos found in products and materials. Chrysotile is characterized by its flexibility and resistance to heat, making it a favored choice in industries for insulation, roofing, and other applications requiring durable materials. In contrast, while other types of asbestos, such as amosite (brown asbestos), actinolite, and anthophyllite, have their uses, they are not utilized to the same extent as chrysotile. Amosite, for instance, although second to chrysotile in usage, was primarily used in insulation products and has largely been phased out due to health concerns. Actinolite and anthophyllite are less commonly found in commercial products and are often encountered in natural asbestos deposits rather than manufactured materials. This context helps clarify why chrysotile stands out as the most prevalent type of asbestos in various applications.