Practice Test Geeks(CRT) Certified Retail Tobacconist Practice Test
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Humidor Management & Product Storage Flashcards

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  1. A tobacconist notices the digital hygrometer reads 68% RH but a salt-test calibration shows it is reading 4% high. What is the actual humidity?

    Answer: 64% RH

    If the hygrometer reads 4% higher than actual, subtract 4% from the displayed reading: 68% − 4% = 64% actual RH.

  2. Which type of humidification device releases humidity most passively and requires the least maintenance in a retail walk-in humidor?

    Answer: Passive gel crystal humidifier

    Passive gel crystal humidifiers slowly release moisture without fans or electronics, requiring only periodic recharging with distilled water.

  3. What does 'plume' (also called bloom) on a cigar indicate when observed in a properly maintained humidor?

    Answer: Natural crystallization of tobacco oils—a positive sign of proper aging

    Plume is a fine white crystalline powder formed by the natural oils of aging tobacco and is considered a mark of quality, not a defect.

  4. Why is distilled water preferred over tap water when refilling humidor humidification devices?

    Answer: Tap water minerals clog humidification media and promote bacterial growth

    Minerals and chlorine in tap water deposit on humidification media, reducing effectiveness and encouraging microbial growth.

  5. A retail humidor experiences a sudden drop to 55% RH due to a failed humidifier. What is the recommended first step?

    Answer: Place a calibrated humidifier back in service and monitor gradual recovery

    Gradual humidity recovery prevents cigars from swelling too quickly, which can crack wrappers; immediate over-correction causes damage.

  6. What is the purpose of rotating cigar stock in a retail walk-in humidor?

    Answer: To ensure even humidity and temperature exposure and implement FIFO inventory

    Regular rotation ensures all cigars receive consistent environmental exposure and that older stock sells before newer deliveries (FIFO).

  7. Tobacco beetles (Lasioderma serricorne) become a threat at what temperature?

    Answer: Above 72°F (22°C)

    Tobacco beetle eggs begin to hatch when temperatures exceed approximately 72°F (22°C), making temperature control critical.

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Sources & references

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  1. tobacconistuniversity.org — Test delivery, eligibility, fees, exam format, passing score, renewal, retake fee, score validity · verified Oct 2026