man clearing tray of used crockery after dining. diners at coffee shops, food courts are expected to clear their tables, dirty

angle bowls cafeteria canteen carrying centre clean clear coffeeshop collect collecting courts crockery diner dining dirty dishes distancing eating finished food foodcourt hawker holding hygiene hygienic litter meal nea restaurant return self selfservice service shelf shops singapore social tables tissue top tray trayreturn trolley uncleared used utensil utensils waste