Which of the following is a common hazardous material on a steel-erection job site?

a. Acetylene
b. Graphite
c. Asbestos
d. Formaldehyde


a. Acetylene

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You have a friend in France who has sent you a recipe for tea cakes, a type of

sweet cookie. You want to make some cookies to bring to school, but you realize the recipe uses metric volumes. Before you can make the cookies, you have to convert the recipe ingredients to U.S. units. Fill in Table 1-5 with the U.S. equivalents for the tea cake ingredients

What will be an ideal response?

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____ examine and interpret aerial photographs of land surfaces

A) Paleontologists B) Stratigraphers C) Mineralogists D) Photogeologists

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One of the elements of a feature control frame, a circle with an "M" in it, is a material condition symbol.

Answer the following statement true (T) or false (F)

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____ are inert gases that are commonly added to the air space between glass panes in insulated glass to lower the U-factor.

A. Helium and krypton B. Xenon and argon C. Argon and krypton D. Radon and Xenon

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