资讯

New Scientist on MSN9 小时
Plant-based waterproof material could replace single-use plastics
Cellulose, the main component of paper, can be turned into clear, waterproof objects such as cups that are almost ...
Business Insider7 年
This powder filters dirt from water making it sink
The product is called PolyGlu, which is a coagulant made from fermented soybeans. It mixes with dirt and pollutants, causing the dirt in the water to separate and sink. One gram can treat up to 5 ...