Uncooked rice often contains the bacteria Bacillus cereus. These bacteria can form protective spores that survive the cooking process and if the rice is cooled slowly (and left between 5 Â°C and 60 Â°C for a long time), these bacteria spores can germinate, grow and produce a toxin (poison) that causes vomiting.
Obviously the colder a climate is, the more a furnace is required to run, and the shorter its life expectancy. With our relatively mild climate here in Seattle and the rest of the Puget Sound, the average life expectancy for a gas furnace is 15 to 20 years if well maintained, properly installed, and properly sized.
The Dutchess County Choice in Boilers. Boilers can be oil or gas fired. Folkes uses cast iron boilers, which have been sold in the US for over 100 years. Cast iron boilers have a life expectancy of 20 to 30 years or more. Cast iron boilers are very durable and provide comfortable and affordable heating for your family.