This update to Berscheid 1985 reviews two decades of additional theoretical and empirical developments pertaining to interpersonal attraction and close relationships, and is an especially useful primer for undergraduate and graduate students interested in the area.
A funnel is a pipe with a wide, often conical mouth and a narrow stem. It is used to channel liquid or fine-grained substances into containers with a small opening. Without a funnel, much spillage would occur. A filter funnel is a funnel shaped filter that is used to separate solids from liquids. By passing the mixture of solid and liquid parts through a filter, which is either a piece of filter paper or a glass frit, the solids remain in the filter funnel and the liquid is passed into a collection flask below. A Buchner funnel is typical kind of filter funnel. <br /><br /><b>See the Web Links to the left for more information about filter funnels.</b><br /> A <b>funnel</b> is a pipe with a wide, often conical mouth and a narrow stem. It is used to channel liquid or fine-grained substances into containers with a small opening.
A trickling filter is a type of wastewater treatment system first used by Dibden and Clowes [1] It consists of a fixed bed of rocks, lava, coke, gravel, slag, polyurethane foam, sphagnum peat moss, ceramic, or plastic media over which sewage or other wastewater flows downward and causes a layer of microbial slime (biofilm) to grow, covering the bed ...