This year, [Greg] decided to build a motion-sensing fog machine. His machine featured a wired remote with a light to signal when the fog machine is ready and a button to start the pump.

Fog machines are very popular for Halloween 2021. Here's where you can buy them for both indoor and outdoor use, from Amazon, Home Depot and Target.

It’s fair to say that a fog machine is now an essential accessory in my camera backpack - and the Colbor CineFlare CF5 is the leader of the portable fog machine pack (at the time of writing).

The Sunolga Fog Machine is a compact, budget-friendly option that has built-in LED lights with 12 colors and three lighting effects, plus it comes with a wireless remote control.

A fog machine generates dense vapor by heating water and glycol to extreme temperatures.

The Sunolga Fog Machine is a compact, budget-friendly option that has built-in LED lights with 12 colors and three lighting effects, plus it comes with a wireless remote control.

These machines require a special liquid formula that generally contains nitrogen or glycol, and by heating up the liquid, they create a dense vapor that resembles fog.

Fog machines are very popular for Halloween 2021. Here's where you can buy them for both indoor and outdoor use, from Amazon, Home Depot and Target.