Tag Archives: Cigarette_butts

Cigarette butts can be recycled to keep the steel keep rust-free

Smoking may be considered lung-damaging and health-ruining, but it sure keeps metals healthy. Researchers from China’s Xi’an Jiaotong University think that cigarette butts can save metal from rusting. Around 4.5 trillion cigarette butts find their place in the garbage, washed … Continue reading3 →