To oven-steam ribs, place ribs in a large baking pan, fill with about 1 inch of water, cover with aluminum foil and bake for about 50 minutes in a 350-degree oven. The recipe here includes instructions on how to boil ribs before grilling.
A rafter is one of a series of sloped structural members (beams) that extend from the ridge or hip to the wall plate, downslope perimeter or eave, and that are designed to support the roof deck and its associated loads. A pair of rafters is a couple.
A log flume generally refers to one of two things: either the literal device used to move logs from one location to another, or the common amusement park ride based on the same concept. Flumes are generally any sort of artificial construct intended to move water from one place to another, and are often used in dams.