A typical air return vent size (16×20) can provide airflow with a maximum of up to 1,500 CFM. To achieve that 1,500 CFM, we need a big pressure pushing air through the ducts and through the cold air return grille. Even floor cold return air vents (the place where pressure is the...
Chinese scientists discovered an active "cold vent" in the South China Sea during a research voyage that concluded on Thursday. Cold vents are areas where methane, hydrogen sulfide and other hydrocarbons seep out off the ocean floor, providing a unique environment for organisms or the development ...
However Harry Broan, whose father has made himself rich manufacturing the Broan Bathroom Vent (with which Harry is frequently reproached; he is always being asked how things are in Ventsville), today inquired if I wanted to fight. An interested group of his followers had gathered to observe ...