Wet-bulb depression
The gap between dry-bulb and wet-bulb temperature; the total cooling an evaporative device can draw on. Above ~10°C it is a strong strategy; under ~5°C it is futile.
The gap between dry-bulb and wet-bulb temperature; the total cooling an evaporative device can draw on. Above ~10°C it is a strong strategy; under ~5°C it is futile.