Increasing your water heater temperature by just 10ÂºF from 130ÂºF to 140ÂºF may increase heat loss resulting in a larger electric bill from $30 to $75 dollars annually. Setting the temperature to 140ÂºF can also increase demand losses resulting in an annual expense of up to $500 dollars.
Material that is very strong and tough but shows very little elongation as it absorbs energy Kevlar Material that is the best choice for the support beams of a building
Beta rays are more penetrating, and gamma rays are normally the most penetrating. To absorb neutrons you need material that has a lot of low mass nuclei. Lead is a terrible choice for stopping neutrons. Since neutrons don't directly ionize material, they only lose energy by bouncing off nuclei.