More industry leaders have warned that factories could close this winter as soaring energy costs eat into profitability. They said the production of items and materials ranging from toys, clothes, chocolate, paper, glass, lime, cement, ceramics and chemicals is on the line. A worst-case scenario could see steel plants close for good. The business secretary Kwasi Kwarteng met with representatives of energy-intensive trades who said electricity costs were up five times on normal levels. Taking aim afterwards, UK Steel’s Gareth Stace said the government has done ‘nothing’ to alleviate the crisis. By contrast, he claimed several European governments were investing...