Free ASCS Exam Braindumps
Air Systems Cleaning Specialist Questions 66–70 (page: 15)

Updated On: 10-Feb-2026

Mold growth in an HVAC system:

  1. will make all occupants ill.
  2. is acceptable if limited to the return ductwork.
  3. is acceptable if limited to the air handler.
  4. can make some occupants ill.

Answer(s): D



A common contaminant in HVAC units is:

  1. skin flakes.
  2. pieces of filter media.
  3. arsenic derivatives.
  4. calcium carbonate.

Answer(s): D



Contaminants in an HVAC system:

  1. are always biohazards.
  2. are always asthma-inducing.
  3. should be lab tested if Condition 1 is found.
  4. could be any substance.

Answer(s): D



An ASCS notices that the supply air plenum of a unit being cleaned has excessive mold growth. What is the common symptom an unprotected worker may experience?

  1. Blurred vision
  2. Anaphylactic shock
  3. Allergic rhinitis
  4. Chest pain

Answer(s): C



The term Building Related Illness (BRI) refers to:

  1. Sick Building Syndrome (SBS).
  2. allergic reactions to dust.
  3. medically recognized diseases or disorders.
  4. interior mold contamination.

Answer(s): C



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