Remember the polystyrene foamclamshell that was used to package McDonald's Big Macs?

"It is difficult to say how many are left but I can promise you that there are more diamonds available in the world compared to these giantclamshells," Bassen added.

If you have just a few holes to dig, and your soil is not too thick and heavy, theclamshell style digger is probably the most popular type used.

This system is designed for presenting and applying labels toclamshell packaging of bakery goods, produce, meats, cheeses and other products in shrink-wrapped trays that need branding labels on the top and nutrition/bar code/ingredient labels on the bottom.

Kwik Loader, Line, and Blade products rely on a strong and transparent PVCclamshell package to hang on retailers' shelves.

Stockclamshells offer security, display, snap closure, as well as an economical custom look.

The researchers then looked at the D and L ratios of aspartic acid in the 250 Greenlandclamshells to come up with the fossils' ages.

Before delivery, customer-specific modifications are made based on the size and design of theclamshells, the case sizes and the speed of the line.

Researchers modeled energy consumption, water use, solid waste, and greenhouse gas emissions resulting from production, transportation, and disposal for cups, plates, andclamshells in a variety of thicknesses.

Unlike rigidclamshells that use labels for communicating information, Robbie's flexible package offers a wide range of print space, including on the front, back and bottom, all of which can be used to include branding and/or merchandising.

Just to make sure that those ratings weren't a fluke, we checked the ratings forclamshells (take-out) under a question about "types of packages." Here, the ratings were even worse.

The study showed thatclamshell packaging consisting of 100 per cent rPET emitted 62.7 kilograms of C[O.sub.2] equivalents per 1,000clamshells over its complete life cycle.