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BEGINNER 101 · PUBLIÉ 2026-04-28 Updated 2026-04-28

Temperature 101 — A Beginner’s Reference

A beginner-friendly introduction to temperature, with a glossary, quick-reference card, and links to primary authority sources.

Quick Answer

A beginner-friendly introduction to temperature, with a glossary, quick-reference card, and links to primary authority sources.

📑 Table des matières
  1. What it is, in one paragraph
  2. The 12 terms you must know
  3. Quick reference card
  4. What to read next
  5. Operator dialogue
    1. 🦉 & 🐣 & 🐮 — A 5-round operator’s dialogue
  6. Hibou & Poussin & Vache — dialogue d'exploitant
    1. Essayez l'arbre décisionnel CCP gratuit de MmowW
  7. Primary sources (national & international authorities)
    1. Related Articles
    2. Prêt à automatiser votre HACCP ?

What it is, in one paragraph

Temperature control is the single most consequential safety lever in food operations. Regulators worldwide—Codex[1], FDA[2], FSA[3], EFSA[4], and Japan’s MHLW—converge on a danger zone of 5°C–60°C and require monitored cooking, hot-holding, cooling, and cold-storage limits. In United States, the reference document for these limits is the national food code or its equivalent statutory instrument.

The 12 terms you must know

  1. Hazard — defined in Codex Annex II and operationalised by national authorities.
  2. CCP (Critical Control Point) — defined in Codex Annex II and operationalised by national authorities.
  3. PRP (Prerequisite Programme) — defined in Codex Annex II and operationalised by national authorities.
  4. Critical Limit — defined in Codex Annex II and operationalised by national authorities.
  5. Monitoring — defined in Codex Annex II and operationalised by national authorities.
  6. Corrective Action — defined in Codex Annex II and operationalised by national authorities.
  7. Verification — defined in Codex Annex II and operationalised by national authorities.
  8. Validation — defined in Codex Annex II and operationalised by national authorities.
  9. Cross-contamination — defined in Codex Annex II and operationalised by national authorities.
  10. Cross-contact (allergens) — defined in Codex Annex II and operationalised by national authorities.
  11. Time-temperature abuse — defined in Codex Annex II and operationalised by national authorities.
  12. Codex Decision Tree — defined in Codex Annex II and operationalised by national authorities.

Quick reference card

IndicatorBaselineTargetTimeMeasurement
Cold storage temperature in spec85%100%2 weeksContinuous logger
Hot-hold temperature in spec78%100%2 weeksProbe per service
Cooking core temperature monitored30% of batches100% of high-risk batches1 monthCCP probe
Cooling 60→10°C in ≤90 minVariable100% compliance1 monthLogger ramp
Annual probe calibrationNot tracked100% probesQuarterlyCalibration log
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Operator dialogue

🦉 & 🐣 & 🐮 — A 5-round operator’s dialogue

🐣
Piyo: Poppo-san, where does temperature actually start in a real kitchen?
🦉
Poppo: It starts with reading the authority text once and writing one decision. Codex sets the international baseline; your national regulator binds you to a specific value or method.
🐣
Piyo: What if the staff resist the new rule?
🦉
Poppo: Show them the failure mode it prevents and the time it saves. Authority handbooks (FSA SFBB, MHLW small-business guidance) describe the minimum viable system — you adapt, you don’t reinvent.
🐮
Mou: Strong, kind, beautiful: temperature made blissful for everyone in the kitchen.

Hibou & Poussin & Vache — dialogue d'exploitant

🐣
Piyo: Pourquoi 5-60°C est appelée 'zone de danger' ?
🦉
Poppo: Données FDA : à 20°C, les bactéries peuvent croître 1.000 fois en 2 heures.
🐣
Piyo: 1.000 fois ?! Ça change tout.
🦉
Poppo: C'est pourquoi tous les régulateurs convergent: froid ≤5°C / chaud ≥60°C.
🐮
Meuh: Avant : 'a l'air doré, c'est prêt'. Maintenant : sonde 75°C/1 min, photographié, logé.🐮
🐣
Piyo: Sondes Bluetooth ?
🦉
Poppo: Le Managing Food Safety de la FDA recommande fortement l'enregistrement électronique. MHLW : 90% gain de temps.
🐮
Meuh: Fort, bienveillant, beau — maîtriser la température, c'est maîtriser la sécurité alimentaire.🐮

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Primary sources (national & international authorities)

  1. FDA — 21 CFR Part 117 Preventive Controls for Human Food. https://www.ecfr.gov/current/title-21/chapter-I/subchapter-B/part-117
  2. FDA — FSMA Implementation Status Report 2023. https://www.fda.gov/food/food-safety-modernization-act-fsma
  3. FDA — Managing Food Safety: Voluntary Use of HACCP Principles 2006. https://www.fda.gov/regulatory-information/search-fda-guidance-documents/managing-food-safety-manual-voluntary-use-haccp-principles
  4. USDA FSIS — HACCP-based regulations (9 CFR 416-417). https://www.fsis.usda.gov/policy/federal-register-rulemaking
  5. CDC — Food Safety Surveillance & Outbreak Reports. https://www.cdc.gov/foodsafety/
  6. FAO — HACCP System and Guidelines for its Application. https://www.fao.org/3/y1390e/y1390e0a.htm
  7. Food Standards Agency (UK) — Annual Report 2024 / SFBB / FHRS. https://www.food.gov.uk/business-guidance/safer-food-better-business

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Avertissement important : MmowW n'est pas un organisme de certification en sécurité alimentaire. Le contenu ci-dessus est un écrit pédagogique de bonnes pratiques distillé depuis des sources primaires d'autorités nationales. La responsabilité finale de la conformité au Codex, FDA, FSA, EFSA, MHLW, CFIA ou à toute autre exigence nationale incombe à l'exploitant alimentaire et à l'autorité compétente.
🦉
Takayuki Sawai — Gyoseishoshi

Licensed Gyoseishoshi (Administrative Scrivener) and founder of MmowW. Making food safety compliance blissful for businesses worldwide.

Aimé pour la sécurité.