Design Glossary - R
Rafters:
Sloping timbers, which support the roof.
Ragging:
(paint effects) An irregular flow of verigated texture, usually a wall finish, that can vary enormously depending on the colours ie contrasting creates a 3 dimensional look, monochromatic creates a soft muted look, and the rags used ie firm hard fabric rags create a crisp sharp textured edge. A base colour is applied, when dry a translucent coloured glaze is applied and then removed by the rag, which is bunched up and dabbed over the surface. (Rag rolling entails rolling the scrunched up rag over the wall).
Rain Spotting, Cratering:
(paint) this is craters or holes on the surface of a dry paint film. It is caused by rain falling on a wet film, condensation or dew on a wet film. To prevent this always check the weather conditions before commencing to paint. Avoid painting in high humidity.
Rake:
An angle of inclination to the vertical.
Raking Riser:
A riser that is not vertical and overhangs the tread.
Rawl Plug:
A small plug with a central hole that a screw or nail is forced into while the plug is inserted into a preformed hole. It’s used to create grip and fixing for the screw or nail.
Rayon:
(textiles) Rayon is processed from wood pulp (viscose). When wet it loses 70% of its strength. Viscose is non-static. Viscose rayon is the type in widest use. One of the most used economy substitutes for natural fibres. Rayon can be processed to resemble many fibres.
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This is light that is bounced off another object usually a wall or a ceiling or it can be part of a fitting or bulb. It comes from a directional light source usually but has the light diffused by the reflection. Rather than a spotlight shining directly on an object, the light is bounced off a wall or ceiling to subtly and/or softly illuminate rather than receive the full intensity of directional light. Register Marks: These are marks that align the stencil for its repetition. They can be marks that are removable (i.e. pencil) or part of the design overlap. Relief Texture Paints: These are often a heavy plaster like texture, which on application provide a rough finish. They can be carved or moulded to make decorative elements such as borders and motifs. It generally comes as a powdered form, containing plaster, clay, mica and is mixed with water to the correct consistency required. |
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Coarse material applied to a wall to cover the brick or stonework. Rendering Coat: A first coat of plaster acting as the base for a plaster system. Resiliency: A material or products inherent ability to return to its original state after being compressed, bent, stretched or twisted. Resist Printing: (fabric) this is a way of creating a pattern on a cloth by placing a barrier between the cloth and the dye. For example; Batik – the use of wax on the cloth; Ikat, using string on yarn, Tie dyeing, using string on cloth. Retention: a sum of money retained (usually a percentage of the contract) during the maintenance period of a contract. It is there to ensure that the contract is completed to its entirety. If not the retention money may be used to finish the outstanding parts of the contract. Return: A change in direction of a wall, usually at a right angle. E.g. in discussion the return Reveal: Outer part of the jamb visible in door or window openings and not covered by the frame. Reverberation: Sound re echoed from walls or ceilings. Either desired or undesired as an effect. Ribbon: (drapery) a narrow band of fine ornamental material used for decoration
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