Repeated contact with concrete can cause a skin condition known as _____.
a. cement dermatitis
b. eczema
c. psoriasis
d. silicosis
a. cement dermatitis
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? Identify and state the historical significance of Caroline.
What will be an ideal response?
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Technician A says that the HVAC doors in an automatic system may be vacuum operated. Technician B says that the HVAC doors in an automatic system may be operated by electric servos. Which technician is correct?
A) Technician A B) Technician B C) Both technicians D) Neither technician
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How do rounded surfaces and circular holes appear in regular view versus auxiliary view?
What will be an ideal response?
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If a filler metal cannot be cleaned, it should _____
a. be ground to a point b. not be used c. be used only with backing gas d. be used only with backup flux
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