Air ducts -- Standards. : Holmes on Homes: Drafty Ducting - Series 2, Ep 3 of 13 / Director: McNeil, Scott Clark
2003
1
Air -- Early works to 1800. : Experiments and observations on different kinds of air : and other branches of natural philosophy, connected with the subject. / Birmingham, Printed by Thomas Pearson, 1790
Air -- Environmental aspects -- Pollution : Atmosphere-Biosphere Interactions : Toward a Better Understanding of the Ecological Consequences of Fossil Fuel Combustion
Any substance in the air which could, if present in high enough concentration, harm humans, animals, vegetation or materials. Substances include GASES; PARTICULATE MATTER; and volatile ORGANIC CHEMICALS
Here are entered works on the movement of a gas through closed or open channels or conduits. Works on the movement of underground gases from a natural source or engineered storage and barrier system upward toward the surface of the Earth are entered under Gases--Migration
Hillman, Brenda. Air for Mercury : Poetry for students. Volume 20 : presenting analysis, context and criticism on commonly studied poetry / Anne Marie Hacht, project editor ; foreword by David Kelly
--subdivision Chaplains under individual wars and under names of individual military services, e.g. World War, 1939-1945--Chaplains; United States. Army--Chaplains
Hospitals which provide care for the military personnel and usually for their dependents
1
Air Force Hypersonic Technology Program (U.S.) -- Evaluation : Review and evaluation of the Air Force Hypersonic Technology Program / Committee on Review and Evaluation of the Air Force Hypersonic Technology Program, Air Force Science and Technology Board, Commission on Engineering and Technical Systems, National Research Council
