Pescatarian: Excludes foods of animal origin but includes seafood, eggs, and dairy foods. Semivegetarian, Meatless Vegetarian, Flexitarian: These terms define eating styles based on a vegetarian diet but include small amounts of red meat, poultry, seafood, eggs, and/or dairy foods.
Overhead Valve (OHV) Engines. With the OHV design, the valves are located above the combustion chamber. As the name implies, Overhead Valve engines (OHV) have the valves located above the combustion chamber, in the cylinder head. The OHV layout permits. 1  smoother fuel mixture intake, 2  quicker and more complete exhaust.
A rotary engine is an internal combustion engine, like the engine in your car, but it works in a completely different way than the conventional piston engine. In a piston engine, the same volume of space (the cylinder) alternately does four different jobs -- intake, compression, combustion and exhaust. A rotary engine does these samÂ­e four jobs, but each one happens in its own part of the housing. It's kind of like having a dedicated cylinder for each of the four jobs, with the piston moving continually from one to the next. How does a radiator cap work?