Mr Ongaro explains that PLA starts out opaque because it is a crystalline polymer. ... To do that they take the hot sheets of plant-based plastic and cool them down quickly.

Sheets of plastic that fold into tiny pyramids, boxes and spheres when water is added have been created by French researchers. They think the technique could one day be used to mass-produce the ...

The use of plastic sheets to protect the staff at the cash register has been used in many countries in Europe or elsewhere for weeks now. 7 ( +7 / -0) Alex ... Its alright, but the plastic they use is ...

When applied to an enclosed space, the sheets, which are made of powdered polymethyl methacrylate (PMMA) and are about ...