The off-white saltpeter ores were extremely pure, and it was not difficult to unload Earth Tiger with the convenience of the storage space.
It didn't take long before all the saltpeter ores were transported to the second floor's safety warehouse for storage.
Based on the efficiency rate of his previous manufacturing process, the amount of saltpeter ores collected this time around could produce tens of thousands of bullets, which would greatly alleviate the issue of the shelter's current empty ammunition reservers.
Clapping his hands in satisfaction, Su Mo went down the stairs and returned to the first floor.
"The next task is to develop all five mu of the Black Soil Land that was generated, and plant a batch of vegetables before the disaster!"
Time waited for no one, and every day of a big disaster would be a torment, and everyone would live with fear.
