1, in Hefei City, a user monthly use of 6 cans of liquefied petroleum gas, each bottle of 15 kg of liquefied petroleum gas 140 yuan, equivalent to 9.33 yuan per kilogram of liquefied petroleum gas. Monthly consumption of liquefied petroleum gas costs 900 yuan.

2, a store monthly use of liquefied petroleum gas quantity of 90 kilograms, according to the calorific value of natural gas equivalent to 126 cubic meters of natural gas, the local commercial natural gas price of 3.47 yuan, a store to use the natural gas monthly cost of 437 yuan, food and beverage stores to use natural gas than to use liquefied petroleum gas can be saved 463 yuan per month, a year down to the cost of 5,000 yuan can be saved, is very cost-effective.