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Daily Quiz (7)

Which process aims to depict a building at a particular time in its history by preserving materials from the period of significance and removing materials from other periods?

As defined by the US National Park Service, what building treatment category depicts a property at a particular period of time in its history, while removing evidence of other periods?

True or false: Preservationists prefer penetrating sealers over coatings to protect masonry substrates on historic structures.

What organization publishes the Standards for the Treatment of Historic Properties?

The Dome of the U.S. Capitol is currently undergoing a long-term renovation program. But the Dome does not date to the original Capitol building, which was completed in 1829. Do you know the year the current Dome was completed?

Penetrating sealers are sometimes avoided by conservators on the masonry substrates of historic structures for what main reason?

True or false: In preservation work on historic structures, abrasive blasting is normally recommended by conservators for coating removal from brick substrates.


Graco Inc.
Graco Mortar Pump

The M680 sprays epoxy-based mortars, anti-skid coatings, cementitious and filled materials. Compact.
Easy to use.
Call 877-844-7226 or

Nationwide Overspray
Profession Overspray Removal Services

The Finest Name in Safe Overspray Removal. We specialize in removing all contaminants from any surface. Family Owned and Operated for 33 years! Fully insured. Satisfaction is guaranteed.

Armakleen Company, The
ARMEX when nondestructive cleaning is critical

When cleaning substrates that cannot be damaged the only blast abrasive to use is ARMEX. Other blast abrasives can remove surface materials damaging the substrate.

AGC Chemicals
FEVE Coated Water Tank Mural Greets Panama City Visitors

LUMIFLON based coatings can last up to 30 years without fading, offering a low-maintenance solution that retains color and gloss and can be field-applied.

Clemco Industries Corp.
Global engineering-trusted solutions

For more than 70 years, Clemco has provided the highest quality blast equipment with a total commitment to comfort and safety.

Fischer Technology Inc.
DUALSCOPE®FMP100 with DataCenter IP

Transfer customized inspection plans from PC to FMP100 using step-by-step guidance with prompts and pictures throughout the measurement procedure

DeFelsko Corporation
A Smart New Way to Measure

PosiTector SmartLink and free mobile app turns your cell phone or tablet into a virtual PosiTector gage.

Axxiom Manufacturing
Schmidt Introduces
the New miniBRS

Reduced in size, it is incredibly easy to maneuver and operate! The perfect alternative to larger blast & recovery units when project space is limited.
Call 1-800-231-2085

Montipower, Inc.
The MBX Bristle Blaster

Get a 2.7 to 3.3 mil profile and a Near White Metal Clean. For info visit or call 877 629-8777

Thermion Inc
Buy Back Program

We are offering $5,000
credit for your old Model
This drive system is
being discontinued by
the manufacturer.
More information at

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