Generally, mil is used to describe the gauge of linear low density film. A micron is usually used to describe the thickness (gauge) of high density film. The higher the numbers, the stronger/thicker the film. Examples: 1) "We currently use a 40x48, 1.5 mil can liner. Is this the right bag based on our operations?"
Contact HGi for information and free samples on certified compostable cups and packaging in stock now! NYC - "It’s estimated that the city’s waste stream includes about 20,000 tons of the non-biodegradable plastic foam every year." http://www.forbes.com/sites/eco-nomics/2013/02/15/mayor-bloomberg-proposes-ban-on-foam-containers/