Black powder

[rabbibgr]

My Spectrum 4-4-0 came with some spare parts and a bag of black powder, There is no info on what the black powder is for, any ideas.

[richg]

Coal.
A thin coating of white glue and a little water on the coal load. Sprinkle the powder on the glue layer.
Takes the shine off the coal load.

Rich

[Hunt]

The power used to simulate coal cinders for super detailing the locomotive. Place wherever cinders would settle.

[wjstix]

It wouldn't be unusual for a few pieces of coal to be on the deck of the tender, or on the floor of the cab.