Propolis while also collecting water and tree resin necessary for the production of propolis. The chemical composition and nature of propolis depend on environmental conditions and harvested resources. For centuries, beekeepers assumed that bees sealed the beehive with propolis to protect the colony from the elements, such as rain and cold winter drafts. However, 20th century research revealed that bees not only survive, but also thrive, with increased ventilation during the winter months throughout most temperate regions of the world. Propolis properties may include: The composition of propolis varies from hive to hive, from district to district, and from season to
Eyelid glue Eyelid glue Eyelid glue, commonly called , is a type of eye make-up used in East Asia designed to change the monolid (eyelid without a crease). Eyelid glue is a water-soluble adhesive that can be easily removed. Eyelid glue became available in Japan in the late 1970s. Double eyelids are considered a sign of feminine beauty in East Asia. Some women opt for a temporary solution by wearing eyelid glue. The glue is painted on the upper eyelid, which is then pushed upward with a plastic prong and held in place by the adhesive. The glue needs to dry for