slab of air
1Air pollution dispersion terminology — describes the words and technical terms that have a special meaning to those who work in the field of air pollution dispersion modeling. Governmental environmental protection agencies (local, state, province and national) of many countries have… …
2Air-raid shelter — in Tateyama[disambiguation needed  …
3Hollow-core slab — A hollow core slab , also known as a voided slab ( de. Hohlkörperplatte, nl. Kanaalplaat or Welfsel, sv. hålplatta, fi. ontelolaatta) is a prefabricated slab of prestressed concrete typically used in the construction of floors in multi story… …
4Indoor air quality — (IAQ) is a term referring to the air quality within and around buildings and structures, especially as it relates to the health and comfort of building occupants. IAQ can be affected by microbial contaminants (mold, bacteria), gases (including… …
5Weald and Downland Open Air Museum — The museum covers convert|50|acre|ha, with nearly 50 historic buildings dating from the thirteenth to nineteenth centuries, along with gardens, farm animals, walks and a lake.The buildings at the museum were all threatened with destruction. They… …
6Packaged air conditioning units — Usually mounted on the roof or on a slab beside the building. (These are known as self contained units, or Direct Expansion (DX). They contain air conditioning equipment as well as fans, and may or may not include heating equipment.) These are… …
7steel — steellike, adj. /steel/, n. 1. any of various modified forms of iron, artificially produced, having a carbon content less than that of pig iron and more than that of wrought iron, and having qualities of hardness, elasticity, and strength varying …
8building construction — Techniques and industry involved in the assembly and erection of structures. Early humans built primarily for shelter, using simple methods. Building materials came from the land, and fabrication was dictated by the limits of the materials and… …
9Road — This article is about a route, thoroughfare or way that supports travel by a means of conveyance. For a place outside a harbor where a ship can lie at anchor, see Roadstead. For public roads, see Highway. For other routes, see thoroughfare. For… …
10Metamaterial antenna — This Z antenna tested at the National Institute of Standards and Technology is smaller than a standard antenna with comparable properties. Its high efficiency is derived from the Z element inside the square that acts as a metamaterial, greatly… …
