This method describes an accelerated test designed to measure the transudation of oily or greasy constituents of products to flexible packages, such as those made from greaseproof, glassine, vegetable parchment , or other grease resistant papers and plastic coatings.
In addition to providing standardized conditions suitable for comparison testing, the method may be used to select materials that show promise for an intended use.
They cover the three basic types of oils and greases packaged , and due to their similar ranking, enabled the substitution of the packaged grease or oil with similar results.