As deck boats have become bigger and broader and pontoon boats have become more powerful, performance-ready and posher, the two categories have drawn closer. Sporty and stylish, deck boats come in a variety of configurations, from sunpad-topped sterndrive power to outboard engines directed by single-side console.
Vacuum forming is a technique that is used to shape a variety of plastics. In school it is used to form/shape thin plastic, usually plastics such as; polythene and perspex. Vacuum forming is used when an unusual shape like a dish or a box-like shape is needed.
Modern vacuum tubes, mostly miniature style. In electronics, a vacuum tube, an electron tube, or just a tube (North America), or valve (Britain and some other regions), is a device that controls electric current between electrodes in an evacuated container. Vacuum tubes mostly rely on thermionic emission of electrons from a hot filament or a cathode heated by the filament.