A machine that is specifically designed to do plastic
has more force to give you better compression and has a device to hold the plastics
in place while compressing--we call them dogs.
Environ Health Perspect 113:A670-A677 (2005)], photographs and their captions erroneously imply that plastic
drink bottles contain ortho-phthalates.
The bad news is that in the same way that a banana peel takes decades to degrade in a landfill, biodegradable plastic
needs to be composted to breakdown.
Right now only about 5 percent of the plastic
used in grocery bags is recycled.
suppliers have had less success in overcoming another traditional problem--the pronounced expansion and contraction plastic
panels undergo during temperature extremes.
Environmental groups also want the FDA to require companies to disclose the use of phthalates and compounds that mimic hormones on plastic
If the question of paper or plastic
is about conserving our landfills so there is room for rubbish long into the future, plastic
would seem to be the best choice.
No one knows how much plastic
ends up in landfills (huge trash heaps), where it sits for centuries.
The researchers mixed various types of plastic
with zeolite catalysts, including HZSM-5 and tetralin, in a sand bath, then placed the slurry in a "tubing-bomb" reactor.
Also the flexural, tensile and compressive strengths of plastic
tooling are less than half that of most metals, and working temperature limitations are much lower.
media is used in the same fashion that either steel shot/grit or glass is used.
bags were introduced at the 250-plus Acme stores three years ago, much resistance was encountered on the part of customers.
We are honored to have been recognized by the SPE for our technological leadership and are also very pleased to see that the plastic
industry recognizes the importance of sustainability and the benefits of our proprietary bio-resins," said Scheer.
Dodge Inserts for Plastics
, Emhart Technologies, CT
told attendees about BRRC's single-stream-plus-glass program, which accepts co-mingled paper, plastic
and metal from homes and collects glass separately at a drop-off center.