A COMPOST SCREENING PRIMER | BioCycle
2005-5-24 · A COMPOST SCREENING PRIMER. BioCycle May 2005, Vol. 46, No. 5, p. 55. The most common screening units in use at composting sites are deck / flat, disc, grizzly, orbital, star and trommel screens. More recently, facilities are adding an air separation step to remove film plastic. George Savage, Luis Diaz and Nora Goldstein.