Hive management in early spring to speed up brood production. Propolis is another byproduct of the bee hive. Certain races of bees are more prone to using propolis. Propolis can be collected on special plastic propolis screens. The tendency of the bees is to use propolis as a glue to seal openings that are too small for a bee to crawl through. A propolis screen is usually put in place of an inner cover. It has small openings that are propolized by the bees. The propolis screen can be frozen which hardens the propolis. Once the propolis is frozen it can be
Substance 1987 Substance 1987 Substance (also known as Substance 1987) is a compilation album by English alternative dance band New Order. It was released in August 1987 by Factory Records. The album compiles all of the band's singles at that point in their 12-inch versions, along with their respective B-side tracks. The then-newly released non-album single "True Faith" is also featured, along with its B-side "1963". "Substance" was released on vinyl, double CD, double cassette and Digital Audio Tape. It sold over one million copies and became New Order's most popular and critically acclaimed album. It is the companion to a similar