Smart Trash Can Based on Arduino 2023 Issue 8, Group 1-2 Jing Yixiang, Liu Jiahao, Wang Jialai PART.01 Design Content In today’s urban life, waste management has become an increasingly urgent challenge. However, traditional trash cans have some obvious shortcomings in waste classification, prevention of cross-infection, user convenience, and hygiene. To address these issues, the … Read more
On September 17, the 21st China International Industrial Expo opened at the National Exhibition and Convention Center in Shanghai. On the second day of the opening, reporters from First Education visited the “University Exhibition Area” at the expo.This year’s expo attracted a total of 74 universities, including 52 outdoor universities and 17 universities from Shanghai. … Read more
The basic materials of old circuit boards are fiberglass and reinforced resin, with a significant amount of copper. Additionally, there are metals such as gold, aluminum, nickel, lead, and silicon, including a mix of rare metals. If not recycled, they become typical heavy metal waste pollution. With the advancement of technology, the refining processes of … Read more
“Witnessing the transformation of waste into electrical energy is truly an eye-opening experience!” “Compared to direct landfilling, this method significantly reduces pollution; it’s remarkable!” “Not only does it process household waste, but it also generates electricity; it’s a win-win for the environment!” Entering the Dengfeng Green Power Renewable Energy Co., Ltd., the clean and orderly … Read more