Dehydration can occur quickly in hot weather; knowing first aid signs such as dry mouth, fatigue

https://telegra.ph/What-Is-Guidebook-Handling-Understanding-Its-Function-in-Workplace-Safety-And-Security-06-06

Dehydration can occur quickly in hot weather; knowing first aid signs such as dry mouth, fatigue, or confusion allows you to act promptly by providing fluids and seeking medical attention if necessary.