Characteristics: Bismuth is a brittle, silvery-green metal that has a low melting temperature and high specific gravity. Being both stable and non-toxic, bismuth is often used as a replacement for toxic metals such as antimony, cadmium, lead and mercury.
1 (Minimums vary by location and tank size, and can range from 100-1,500 gallons.) More often, the propane company charges a fee of anywhere from $25-$250 a year but averaging around $75-$130 annually, depending on local rates, the size of the tank and whether it's aboveground or underground.
For the year, GasBuddy projects the U.S. average gasoline price to be $2.64, amounting to a savings of $97 billion during 2015 versus the $465 billion dollars motorists shelled out for gasoline in 2014. Fuel Outlook Commentary Page 2 12.