In the Ice Age Apocalypse, I Hoarded Billions of Supplies Chapter 1082: Master, I Get It

Zhang Yi was extremely satisfied with this gift. Right now, he indeed needed to upgrade his weapons. These bullets were priceless, but they suited him just right. Deng Shentong continued to explain some of the principles behind the bullets. For example, to facilitate detachment, the material of the bullet head and the casing were different, and the gunpowder used was also specially made. It…