Did you really pay attention to how much you drank before you got on the road, or are you just guessing? Don't worry, the police can help you out with that. ANATOLII BOIKO/Stringer/Getty Images We hear and read about drivers involved in an accident who are later charged with drunke...
There are a couple of reasons why a big 4.0-liter engine has eight half-liter cylinders rather than one big 4-liter cylinder. The main reason is smoothness. A V-8 engine is much smoother because it has eight evenly spaced explosions instead of one big explosion. Another reason is starting...
There are many types of bilge pumps and it's important to get one that's sufficient for the size of your vessel. If a boat has a 2-inch hole a foot below the waterline, nearly 80 gallons of water can pour in per minute. Once that same hole is 3 feet down, the flow can ...
Large tanks of water freeze into ice at night, when energy demands are lower. The next day, a system much like a conventional air conditioner pumps the cool air from the ice into the building. Ice cooling saves money, cuts pollution, eases the strain on the power grid and can be used ...
These are also the most efficient diesel cars. 10. Which petrol car has the best mileage in India? A highlight of the Maruti Suzuki Ignis is the peppy 83hp, 1.2 liter K12M petrol engine, which delivers an ARAI-rated efficiency of 20.89kpl in manual and AMT automatic form. ...
If you stick the free end of the pipe in a glass of water, much more suction is needed, so a vacuum develops in the middle of the pipe. That vacuum can be used to flip a lever that cuts off the nozzle. Safety and Efficiency This automatic shut-off feature is crucial for both ...
lowering the air pressure in a tire creates a larger area of contact between the tire and the ground and makes driving on softer ground much easier. It also does less damage to the surface. This is important on work sites and in agricultural fields. By giving the driver direct control over...
Fuel-cell vehicles are potentially as efficient as a battery-powered car that relies on a non-fuel-burning power plant. But reaching that potential in a practical and affordable way might be difficult. Golden Catalysts Nanoscale science may provide fuel cell developers with some much sought after...
In fact, once you’ve finished paying off your system, you’ll generate electricity and charge your vehicle for free! How much does it cost to fuel a gas-powered vehicle? Gas prices are variable and largely dependent on your location; Hawaii and California have some of the highest gas ...
The driving range of battery-powered cars has also been a point of contention. Current models now claim they can drive hundreds of kilometers or miles between charges, but not all of them manage that; it depends how much power you use for other things while driving; and range suffers as...