Ignition was set for the fourth hour of a Tuesday, since that is when the north freight approach carries no carts. Luna picked the hour off a haulage timetable rather than off anything to do with the Forge.
The chamber wanted six thousand two hundred Forge Energy to light, against seven thousand six hundred on hand. Whatever the floor did not take in the first run was the whole reserve Blackforge would hold afterward.
Four station keys were cut in brass by a locksmith in the weighing district who asked nothing. Yenna issued them at the stair head against signatures, then made each holder read the entry back aloud.
[Territory Furnace: frame at 100%.]
[Ignition pending. Fuel committed: 6,200 FE.]
A frame at full is a room that has never carried load, which is a different object from a working furnace. The trial condition had not moved on the panel in nineteen days, plus nobody in the yard had solved it.
