Discover how to build a portable DIY solar charger for your smartphone using simple materials like copper foil tape, a micro-USB cable, and hot glue. This step-by-step tutorial guides you through each ...

Spot Aluminum in South China: Daily Market Review [SMM] Aluminum ingot prices stopped rising and pulled back amid ample supply, while processing fees of aluminum billets were raised with mediocre ...

This is the minimum amount which is required to buy "x" number of lots of a particular commodity to trade in futures market.