Knowing your symbols makes it easier to reuse and recycle. Groups 1, 2, and 5 are easy to recycle curbside, but groups 4, 6, and 7 are more difficult.

Plastic recycling seems easy — anything with the chasing arrows recycle symbol with a number in it means it can be recycled, and if there is no symbol it can’t be recycled, right? Unfortunately, no.

To facilitate the recycling of polymeric and plastic materials the Society of the Plastics Industry has developed a resin identification code. The accurate use of these codes by manufacturers can have ...

In this video, we explore methods for identifying different types of plastic, focusing on elastomers, thermosetting plastics, and thermoplastics, along with the Resin ID codes (recycling symbols) when ...

Ever wonder what those small numbers on the bottom of your plastic bottles and takeout containers mean? They're called Resin Identification Codes. Follow BI Video: On Twitter More from Science Ever ...

New technology could remotely identify various types of plastics, offering a valuable tool for future monitoring and analysis of oceanic plastic pollution. A new hyperspectral Raman imaging lidar ...

One way to reduce plastic pollution in the environment is to identify different types of plastic to guarantee efficient waste management. Plastics are one of the most widely utilized products globally ...

One of my pet peeves is the labels on plastic – that little triangle with a number inside it that the plastic manufacturers are required to place on bottles and containers. Most of the time I can’t ...

The prototype hyperspectral Raman imaging lidar system included a pulsed 532- nm green laser and a 2D imaging spectrometer with a gated ICCD. WASHINGTON — Researchers have developed a new ...