Food and cookware taken out of a microwave oven are rarely much hotter than 100 Â°C (212 Â°F). Cookware used in a microwave oven is often much cooler than the food because the cookware is transparent to microwaves; the microwaves heat the food directly and the cookware is indirectly heated by the food.
Basically cars give better gas mileage on the highway than city street conditions. Typically the gas mileage is 3 to 5 miles more than street driving. So what is considered the best gas mileage for a car is how much more highway gas mileage is over street gas mileages. â¢ Rate and distance-Another way to determine if your car has g ood gas mileage is by calculating your daily driving distances and average rate of speed.
How To Improve Your Gas Mileage. 1  Keeping the speed between 30 and 60 mph when possible lets the engine run at the optimal rate and decreases the gas mileage.  Avoid idling, especially if you have a large engine.