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 this year, gas should average $3.53 per gallon. Thatâs 76 cents more than last year. Itâs 29 cents per gallon more than 2008, when gas last set an annual record, $3.24. That year, the price of oil hit a record in the summer but collapsed when the financial crisis struck in the fall.