shopper was left furious after Tesco staff refused to sell her sanitary products as they were 'not essential' items.The woman, Katie, took to Twitter over the shocking incident asking Tesco to explain why she couldn't buy hygiene products for her period, but she was allowed to buy alcohol at her local store in Wales.The country is currently in the middle of a 17-day Covid lockdown imposed by the devolved Welsh Government, who had supplied a list of essential and non essential items Welsh people