**The value of scrap copper and iron in the last days**
>When Lin Wei was curled up in the military bunker eating compressed biscuits, Chen Mo was using discarded pianos to synthesize an ultrasonic beast repellent; when Captain Qin was banging the table with senior officials over bullet quotas, Chen Mo's assembly line was pressing cans into electromagnetic rifle shells: cite[10].
>The plastic mountain, known as the "cancer of mankind" in the previous life, lost its toxins under the decomposition light and was reorganized into an ecological planting wall - bright red strawberries are dripping with dew, marked below: **Synthetic energy consumption: 2 refrigerators + 30 kilograms of plastic bags**.
Chen Mo stroked the buzzing synthesis furnace, and a new prompt popped up on the light screen: [Gram-level nuclear fuel detected, the "Material Annihilation Cannon" can be unlocked]. He looked at Lin Wei's frightened face in the bunker surveillance room, chuckled and crushed the radiation meter in his palm: "Welcome to... The era of garbage dominance."