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.
The national average price of gas reached a new 2016 high over the weekend, and todayâs average of $2.38 per gallon is the most expensive average since September 2015. Gas prices have moved higher by two cents per gallon on the week and 16 cents per gallon on the month.