三门一女子打扫老房子，意外扫出这个！民警：有潜在危险性

Group 1 - A woman discovered a canister containing 13 bullets while cleaning her father-in-law's old house and reported it to the police for safety reasons [1][3] - The bullets were found to be in a potentially dangerous condition, with the canister showing significant rust but the bullets themselves intact [3] - The bullets are believed to have belonged to the woman's father-in-law, a retired soldier, highlighting the importance of reporting such findings to authorities as per Chinese laws on firearms and explosives [5] Group 2 - The police emphasized the need for the public to report any dangerous items found during cleaning, especially as the Spring Festival approaches, to avoid potential safety risks [5]