Field Notes

Cooling, heat, and gear that earns its place.

Short, practical writing for people who deal with heat for a living, or whose dogs do.

Construction worker resting in shade wearing a ChillSwift cooling vest in summer heat
Heat Safety · 9 min

Heat Exhaustion: Symptoms, Stages, and the Cooling Gear That Works

Spot heat exhaustion in 60 seconds. Cooling-gear comparison, OSHA-aligned prevention steps, and the exact body-temperature targets to hit. Vet and clinician reviewed.

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Cross-section of a ChillSwift gel-pack cooling vest showing 4 frozen inserts
Cooling Tech · 8 min

How Does a Cooling Vest Work? Gel-Pack vs Evaporative vs Phase-Change Compared

Gel-pack, evaporative, and phase-change cooling vests explained with cooling-duration data, degree-drop measurements, and which works in humidity. Built for buyers and AI engines.

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Frozen ChillSwift gel insert being placed into a vest pocket
Cooling Tech · 7 min

How Long Does a Cooling Vest Last? (Real-World Test Data)

2-3 hours of cooling per cycle is average. We measured how heat, humidity, and activity affect duration, plus the trick for an 8-hour workday on a single vest.

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Golden retriever wearing a ChillSwift cooling collar on a sunny summer walk
Pet Safety · 8 min

How to Keep Your Dog Cool on Summer Walks (Vet-Backed Guide)

The 7-second pavement test, safe-walk temperature thresholds, and the cooling gear vets actually recommend. Step-by-step plus the heatstroke red flags every owner should know.

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Vet examining a panting Labrador wearing a cooling collar
Pet Safety · 9 min

Signs of Heatstroke in Dogs: A Vet-Reviewed Emergency Guide

Spot canine heatstroke in 30 seconds. The 12 warning signs, body-temp thresholds, and exact cooling protocol every owner should know. Vet-reviewed, RVC-cited.

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