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Multiple Choice

Which of the following represents the two types of air sampling for mold?

Air sampling for mold comes in two broad forms: countable, which measures all spores present without regard to viability, and cultivable, which measures only those that can grow on culture media to form colonies. The countable approach gives an overall sense of spore burden in the air, while the cultivable approach identifies viable organisms that could proliferate in indoor conditions, informing remediation and health risk decisions. Visual inspection doesn’t quantify spores and doesn’t differentiate viability, so it doesn’t represent the two sampling types. Therefore, the two types represented are countable and cultivable.

Air sampling for mold comes in two broad forms: countable, which measures all spores present without regard to viability, and cultivable, which measures only those that can grow on culture media to form colonies. The countable approach gives an overall sense of spore burden in the air, while the cultivable approach identifies viable organisms that could proliferate in indoor conditions, informing remediation and health risk decisions. Visual inspection doesn’t quantify spores and doesn’t differentiate viability, so it doesn’t represent the two sampling types. Therefore, the two types represented are countable and cultivable.