The coronavirus crisis has brought home the importance of everyday services that are often taken for granted.Critical work carried out by health professionals working for the NHS has been brought sharply into focus but before the current situation developed most people wouldn’t have thought too deeply about the logistics behind keeping our food supply going.Often underappreciated, supermarket workers have proven themselves real heroes over the last few weeks as the COVID-19 epidemic morphed into a pandemic.People are now acutely aware of how crucial a part in our lives the workers who stack shelves and man checkouts in our local supermarkets are.Shop staff continue to turn up for work each day not knowing which of the customers they deal