1. YouTube Science! Part 6 - The Roberts Fogger

    If you want thick, heavy, LOW LYING fog form a fog machine, you need to chill it, right? RIGHT?

    Not so fast, Kemosabe! Check out the Roberts Fogger:

    Fog fluid is a mixture of glycol and water. The heater in the fogger heats the water and shatters the glycol into tiny droplets. The theory is that the extremely hygroscopic dry glycol vapor is attaching to the airborne water droplets and forming heavier glycol ...

    Updated 02-03-2021 at 01:11 PM by JustJimAZ