William Birkin (ã¦ã£ãªã¢ã ã»ãã¼ã­ã³, Wiriamu BÄkin) is one of the main antagonists of the Resident Evil series. After completing his G-virus project, he is mortally wounded by agents of the Umbrella Special Forces and his work is stolen.
Life expectancy: 9 years. Replacement cost: From $50 for a compact countertop model to $2,000 for a built-in convection microwave. Negative reviews for uneven cooking and possible, hidden health hazards have done little to discourage the popularity of microwave ovens. They provide the ultimate cooking convenience.
According to the U.S. Department of Energy, the average lifespan of a heat pump is between 10 to 15 years. It's possible to get more life out of a unit but once you pass 15 years you are definitely on borrowed time. The good news is the new unit is almost certain to be more efficient than the one you are replacing.