Howto create fire, smoke, you know burning flames billowing smoke stack etc whatever you want to call it.

For example you have search and rescue mission for downed helicopter and its pilot, you place UH60 wreck and then use the below method to put fire and large smoke coming out of that wreck which can be seen miles away by the rescue teams.

Editor → systems → modules → effects → fire, open attributes to configure its size, color etc.

Particle size is the overall size of the flame effect, 20 looks ridiculously large, 5 is quite large, 1 seems to be the default which is like a campfire size.

Editor → systems → modules → effects → smoke, open attributes to configure its size, color etc.