Alan C. McClure Associates, Inc., of Houston, Texas, has developed a high-speed, multi-mission work-boat for series production. The all aluminum catamaran design has a length of 36 feet 6 inches, a beam of 14 feet and a draft of 1 foot 4 inches.
An American underpressure system called Spillstop is an advanced spill avoidance system for oil tankers. It employs slight, continuous, and pre-existing underpressure in a medium of inert gas of the ullage space of a ship's tank. Spillstop responds