concrete waterproof
91Baltimore and Potomac Tunnel — The Baltimore and Potomac Tunnel (or B P Tunnel) is a double track, masonry arch railroad tunnel beneath Baltimore, Maryland. It now serves Northeast Corridor rail service operated by Amtrak and MARC Train passenger railroads with an average of… …
92EZ-Poly — is a brand of multipurpose polyurethane filler adhesive sealant originally branded as RayCrete. EZ Poly is a structural filler so it can do more than just cosmetic repairs like products such as Bondo. It is versatile enough to eliminate the need… …
93Underground City (Beijing) — Entrance of the Underground City at Xidamochang Jie The Underground City (Chinese: 地下城; pinyin: Dìxià Chéng), also known as Dixia Cheng, is a bomb shelter comprising a network of tunnels located beneath Beijing, China, wh …
94abrasive — abrasively, adv. abrasiveness, n. /euh bray siv, ziv/, n. 1. any material or substance used for grinding, polishing, etc., as emery, pumice, or sandpaper. adj. 2. tending to abrade; causing abrasion; abrading. 3. tending to annoy or cause ill… …
95adobe — /euh doh bee/, n. 1. sun dried brick made of clay and straw, in common use in countries having little rainfall. 2. a yellow silt or clay, deposited by rivers, used to make bricks. 3. a building constructed of adobe. 4. a dark, heavy soil,… …
96decking — /dek ing/, n. 1. material, as paper or fiberboard, treated in various ways as a waterproof covering for a deck or roof. 2. material of concrete, asbestos, steel, or the like, in the form of self supporting flooring or roofing units laid between… …
97London — /lun deuhn/, n. 1. Jack, 1876 1916, U.S. short story writer and novelist. 2. a metropolis in SE England, on the Thames: capital of the United Kingdom. 3. City of, an old city in the central part of the former county of London: the ancient nucleus …
98paraffin wax — paraffin in its solid state. [1870 75] * * * ▪ chemical compound colourless or white, somewhat translucent, hard wax consisting of a mixture of solid straight chain hydrocarbons ranging in melting point from about 48° to 66° C (120° to 150° …
99police — /peuh lees /, n., v., policed, policing. n. 1. Also called police force. an organized civil force for maintaining order, preventing and detecting crime, and enforcing the laws. 2. (used with a pl. v.) members of such a force: Several police are… …
100polyurethane — /pol ee yoor euh thayn , yoo reth ayn/, n. Chem. a thermoplastic polymer containing the group NHCOO: used for padding and insulation in furniture, clothing, and packaging, and in the manufacture of resins for adhesives, elastomers, and fillers.… …
