Around 8 million mattresses are disposed of every year in Germany alone, 95% of which are incinerated and only 5% recycled, according to conservationists. It’s not just the sheer waste: This intensity of turnover, here and in other countries, can put a serious dent in your budget, as a new quality mattress doesn’t come cheap. However, if you take good care of yours, it will last longer – and won’t have to be replaced so quickly. And you help the environment. “At the end of the day, the best waste is waste not produced in the first place,” reminds Germany’s Association of Local Utilities. Six m…