C542 Ice from Saltpeter

Soong Liangchen didn't bring much saltpeter this time. It was only two baskets. But for Mei Jing, these two baskets were enough to make enough ice cubes to last her family for a month.

How exciting and blissful it was to be able to put a cool ice basin by the bed on this hot summer day! What's more, Madame Rong was a moon-seed right now and couldn't wash her hair or touch the cold water