impressive photo, and the image had no notes, so Steve helped me out, and let me know those are deliberate smoke screens

But print this in a poster size and you'll be damn impressed. Original is https://www.flickr.com/photos/133697406@N05/18621082525/in/album-72157653863229408/  for a better look at high res

Smoke Screen Generators

Unlike this one,

https://www.flickr.com/photos/133697406@N05/18594331666/in/album-72157653863229408/

This one is using rocket-assisted takeoff units (often used with heavy bomb loads on short fields)

Both systems are attached to mounted wing racks normally used for additional small bombs