The best rain ponchos for backpacking can keep you dry in inclement weather and are lightweight enough to ... and heavy it is, with plastic sheets or woven fabrics being the most common options.

Chemical engineers have created a new material that is stronger than steel, as light as plastic ... polymers to form 2D sheets. Such a material could be used as a lightweight, durable coating ...

“Just recently we've developed a patented technology to make lightweight sheet ... pellets to extruded sheet and thermoforming applications such as plastic planting trays, totes, dunnage ...

It is one of those seemingly necessary evils: It’s as lightweight ... the already strong sheets can be layered on top of one another, creating a legitimately unbreakable plastic.