월간 아카이브: 3월 2019

알루미늄이 "마법의 금속"인 이유는 무엇입니까?

Aluminum is the third most abundant element on the planet next to oxygen and silicon. And while extracting raw aluminum from bauxite is by no means perfect, using already recycled aluminum IS. Why is that? Because it consumes just 5% of the energy it took to originally extract. That’s why 75% of all Aluminum ever…