World oil prices have recovered due to a number of factors. Some have cited the easing of European flight delays following the volcanic ash spewing from Iceland and the Goldman Sachs fraud saga. However, the main reason is the economic rebound of China. This is good news for oil exporters but bad news for under-fire UK users who use are suffering from a stagnant economy and a falling pound sterling. If you are a business or householder with an out-of-date central heating system you might well be reeling with the high cost of fuel. But by simply replacing your central heating clock with a HeatingSave controller, you can offset the problem of rising fuel costs.