An increase spectacular Covid-19 cases is forcing hundreds of thousands of workers to stay at home in Britain, causing food and fuel shortages and increased stress on supply chains already strained by Brexit. Some of Britain's biggest supermarkets warned on Thursday that they were unable to stock some products and service station operators admitted some of their pumps were running dry. We are having fuel supply issues at some of our UK sales locations and haveUnfortunately, therefore, we have noticed that a handful of sites are closing temporarily due to a lack of unleaded and diesel qualities, BP ( BP ) said in a statement . 100 days later, Brexit is not working and companies want it fixed BP said the vast majority of its shortages were resolved within a day. He blamed the UK's lack of truck drivers and said he was forced to temporarily close a fuel distribution terminal because workers were isolating themselves after potential exposure to the coronavirus. British workers are required to be isolated at home for 10 days if they test positive for the virus or if the nat tells them to Doing so is a national testing and traceability service, which alerts people via a ping application if they have been in close contact with a person who has tested positive. Read more New cases of coronavirus in the country are approaching 50,000 per day, and around 620,000 people in England and Wales were asked to isolate by the app from July 8 to July 14, according to data from the National Health Service (NHS). say the high number of lone workers is preventing them from fully stocking their shelves. A spokesperson for a supermarket Lidl chain said a staff shortage is starting to impact our operations. Like all other retailers, the situation is getting more and more difficult as we have more and more colleagues having to 'self-isolate after being warned by the Track and Trace system said the spokesperson. Another major supermarket chain, Sainsbury's ( JSAIY ) , said he worked hard to make sure that customers can find what they needin. A spokesperson for the Co-op grocery chain said it was running out of some products but working closely with our suppliers to restock the shelves The increase in the number of virus cases - and the subsequent rise in the number of lone workers - is also worsening the shortage of truck drivers caused in part by Britain's exit from the European Union. Labor shortage is forcing UK businesses to shut down as Covid cases increase Rod McKenzie, chief policy and public affairs at the Road Haulage Association (RHA), said the UK faces a shortage of around 100,000 truck drivers, including 20 000 EU nationals who left the country after Brexit He said increased red tape at crossings after Brexit was also preventing European drivers from traveling to the U. UK . If the 'pingdemic ' had not happened, we would still be in trouble, he told CNN Business. McKenzie told CNN Business he had spoken to a British farmer who couldn 't find a truckper week to haul fruit, rather than the five needed. It 'sa dire situation, McKenzie said. Business secretary Kwasi Kwarteng told Sky News on Thursday the government will release a new list of essential workers eligible for self-isolation exemption very soon but warned it would be quite narrow . He said the UK government was watching for shortages in supermarkets. In a context of crippling staff shortages, speed is essential said Karan Bilimoria, President of the Confederation of the British Industry (CBI), in a press release.— Hanna Ziady contributed to this report.