gypsum mortar
21wallboard — /wawl bawrd , bohrd /, n. material manufactured in large sheets for use in making or covering walls, ceilings, etc., as a substitute for wooden boards or plaster. [1905 10; WALL + BOARD] * * * ▪ building material any of various large, rigid …
22Passive fire protection — (PFP) is an integral component of the three components of structural fire protection and fire safety in a building. PFP attempts to contain fires or slow the spread, through use of fire resistant walls, floors, and doors (amongst other examples) …
23Magnesium oxide wallboard — (10 mm thickness) Magnesium oxide more commonly called magnesia is a versatile mineral that when used as part of a cement mixture and cast into thin cement panels under proper curing procedures and practices can be used in residential and… …
24Types of concrete — There are many types of concrete, variations of installation, composition, finish and performance characteristics. A highway paved with concrete …
25plaister — Plaster Plas ter, n. [AS., a plaster (in sense 1), fr. L. emplastrum, Gr. ?, ?, fr. ? to daub on, stuff in; ? in + ? to mold: cf. OF. plastre a plaster (in sense 2), F. pl[^a]tre. Cf. {Plastic}, {Emplaster}, {Piaster}.] [Formerly written also… …
26Plaster — Plas ter, n. [AS., a plaster (in sense 1), fr. L. emplastrum, Gr. ?, ?, fr. ? to daub on, stuff in; ? in + ? to mold: cf. OF. plastre a plaster (in sense 2), F. pl[^a]tre. Cf. {Plastic}, {Emplaster}, {Piaster}.] [Formerly written also… …
27Plaster cast — Plaster Plas ter, n. [AS., a plaster (in sense 1), fr. L. emplastrum, Gr. ?, ?, fr. ? to daub on, stuff in; ? in + ? to mold: cf. OF. plastre a plaster (in sense 2), F. pl[^a]tre. Cf. {Plastic}, {Emplaster}, {Piaster}.] [Formerly written also… …
28Plaster of Paris — Plaster Plas ter, n. [AS., a plaster (in sense 1), fr. L. emplastrum, Gr. ?, ?, fr. ? to daub on, stuff in; ? in + ? to mold: cf. OF. plastre a plaster (in sense 2), F. pl[^a]tre. Cf. {Plastic}, {Emplaster}, {Piaster}.] [Formerly written also… …
29Plaster of Paris bandage — Plaster Plas ter, n. [AS., a plaster (in sense 1), fr. L. emplastrum, Gr. ?, ?, fr. ? to daub on, stuff in; ? in + ? to mold: cf. OF. plastre a plaster (in sense 2), F. pl[^a]tre. Cf. {Plastic}, {Emplaster}, {Piaster}.] [Formerly written also… …
30Plaster stone — Plaster Plas ter, n. [AS., a plaster (in sense 1), fr. L. emplastrum, Gr. ?, ?, fr. ? to daub on, stuff in; ? in + ? to mold: cf. OF. plastre a plaster (in sense 2), F. pl[^a]tre. Cf. {Plastic}, {Emplaster}, {Piaster}.] [Formerly written also… …
