The lower weep hole exists to allow fluid to collect or drain out of the water pump to protect the bearing integrity. In a horizontal centrifugal pump there is little space between the bearing and the seal so fluid build-up could potentially threaten the bearing.
Definition of PETRI DISH. 1. : a small shallow dish of thin glass or plastic with a loose cover used especially for cultures in bacteriology.2. ADVERTISEMENT.Julius R. Petri â 1921 German bacteriologist.. : a small shallow dish of thin glass or plastic with a loose cover used especially for cultures in bacteriology. 2. ADVERTISEMENT. Julius R. Petri â 1921 German bacteriologist.
(Änâ²tÄ­-pÄsâ²tÅ, -Ã¤nâ²tÄ-pÃ¤sâ²-) n. pl. anÂ·tiÂ·pasÂ·tos or anÂ·tiÂ·pasÂ·ti (-tÄ) An appetizer usually consisting of an assortment of foods, such as smoked meats, cheese, fish, and vegetables. [Italian : anti-, before (from Latin ante-; see ante-) + pasto, food (from Latin pÄstus, past participle of pÄscere, to feed; see pÄ- in Indo-European roots).]