30 Questions
What type of glass is produced by fusing silica with a flux and a stabilizer?
Crown glass
Which type of glass is an old form of window glass that is formed by blowing and whirling a hollow sphere into a flat, circular disk?
Crown glass
How is plate glass typically fabricated?
By drawing molten glass from a furnace
Which type of glass is formed by dividing a cylinder lengthwise and flattening it?
Sheet glass
What distinguishes float glass from other types of glass?
Formed by drawing molten glass from a furnace
Which type of window glass is usually transparent or translucent, hard, brittle, and does not crystallize upon cooling?
Sheet glass
What type of glass transmits visible light while selectively reflecting longer wavelengths of radiant heat?
Low-emissivity glass
Which term refers to a solid, impact-resistant glass block unit that can be coated to reduce solar heat transmission?
Glass block
What is a translucent, hollow block of glass fused together with a partial vacuum, often used for glazing openings?
Glass brick
Which material commonly composed of chalk or lead oxide mixed with linseed oil is used as cement in glazing applications?
Wood sash putty
What is the purpose of depositing a low-emissivity coating on glass or a transparent plastic film within insulating glass?
To selectively reflect longer wavelengths of radiant heat
Why are glass blocks sometimes coated to reduce solar heat transmission?
To improve insulation properties
What decorative finish involves sandblasting, etching with an acid, or scrubbing a concrete surface to expose the aggregate?
Exposed Aggregate Finish
Which finish involves adding coloring agents to the mixture and allows techniques like troweling, sandblasting, and stamping?
Integrally Pigmented Finish
What materials can be used to give a surface texture to concrete?
Wood Float Finish
Which type of finish involves plastic sheets with patterns attached to formwork?
Formliners
Which finish is NOT achieved by exposing aggregate through sandblasting or etching?
Brushed Hammered Finish
What technique is used to remove the outer layer of cement paste and reveal the aggregate in a decorative finish?
Sandblasting
What is the principal member of the grid supporting a suspended ceiling system?
Main runner
Which member of the grid supporting a suspended ceiling system is a secondary member?
Cross tee
What is the metal strip inserted into the edges of two acoustical tiles to make a butt joint called?
Spline
Which type of ceiling uses translucent panels to diffuse light from mounted luminaires?
Luminous ceiling
Which type of suspended ceiling system integrates acoustical, lighting, and air-handling components?
Integrated ceiling
What type of structure suspends the principal member of a suspended ceiling system?
Hanger wires
What is the purpose of plastic-thermoplastic or synthetic rubber sheets attached to the inside faces of formwork?
To improve the appearance of concrete surfaces
Which type of finish is recommended for large surfaces like roadway pavements where slip resistance is a priority over appearance?
Steel-trowelled finish
What tool is typically used to create various patterns in freshly placed horizontal concrete surfaces?
Formliners
Which finish is described as moderately rough and suitable for horizontal surfaces requiring both slip resistance and appearance consideration?
Burlap drag
For horizontal finishes where appearance is a primary consideration, which type of finish is recommended to be light to heavy rough?
Broom finish
What type of sheeting is utilized to produce various patterns and textures on the inside faces of formwork?
Formliners
Test your knowledge on decorative concrete finishes including exposed aggregate, brushed hammered, integrally pigmented, and form board finishes. Identify the correct finish produced by sandblasting, etching, or scrubbing the concrete surface to expose the aggregate.
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