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Tiny plastic particles that can cause cancer are emitted by 3D printers — with such being the most toxic to children under the age of nine, experts have warned. The printers work be depositing successive layers of thermoplastics, metals, nanomaterials, polymers, slowly building up a complete object. The global 3D printing market was worth an estimated £8.71 billion last year — a figure increasing as more people purchase printers for their own homes.  Researchers from the US, however, have found that the devices pose an unexpected health risk — in addition to their known contribution t...

3D printing may be worse for your lungs than assumed Nobody likes the fumes -- I hope? Image credits Lutz Peter. There’s little room for debate around the merits of 3D printing. That’s reflected in their growing use in homes, schools, and other settings where people spend a lot of time. But a new paper comes to warn that the printers aren’t harmless. The printing process can affect air quality and public health through the airborne particles it generates — these are small enough to enter deep into the lungs, the authors warn. Printing problems “To date, the general public has little...