Maya MEL Script -- this script will create a 3d fluid container around a selected object and inject density, temperature and/or fuel into the voxels that are inside the geometry leaving you with a fluid in the shape of your object...great for creating clouds
~ adjust fluid resolution and size.
~ add or remove density, temperature and/or fuel.
~ specify amount to add/remove.
~ apply falloff from object edge to center.
~ apply up to 2 levels of noise and control noise scale and intensity.
~ option to invert geo, falloff and/or noise.