Rapid Action Battalion (Rab) and Bangladesh Standards and Testing Institution (BSTI) in a joint operation on Monday night seized huge quantity of date expired bottled mineral water and tea from two stores of Rajshahi city. Acting on a tip-off, the joint team conducted drives at Misti Enterprise and Kundu Bekari and godowns of the stores at Mollah Bhaban at Shaheb Bazar in the city and seized 1200 bottles of date-expired mineral water and tea packets. During the drive they found that employees of the stores are engaged in removing computerised real date-expiry seals by rubbing and replace those with forged labels. None was arrested in this connection. Ruhul Amin, an assistant director of Rajshahi BSTI, told reporters that cases are under process to file against the store owners.