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túi lọc không khí R2D

Why did we choose coconut shell activated carbon for R2D air purifying bag? túi lọc không khí R2D   1. High degree microporous that means high surface areas lead to higher absorbent. Túi than hoạt tính lọc khí từ dừa   2. High carbon content [...]

Burn coal without smoke!

Why not burn charcoal? It sounds paradoxical but with the creativity of young people, many things from impossible to be possible. Smokeless coal, a startup project that applies technology in production of Ms. Le Thi Hien (33 years old, from [...]