The objectionable feature of iron and manganese in drinking water is
a. health hazard
b. staining of plumbing fixtures
c. mottled teeth
d. scale deposits on plumbing fixtures
e. none of the above
b
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Apart from tempered glass, which other glass is considered safety glass?
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A bayonet clip in the stone cladding industry refers to ________.
A) lateral-load support. B) dead-load support. C) flashing retainer. D) none of the above.
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What is plastigage?
What will be an ideal response?
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Explain the purpose of anaerobic digesters.
What will be an ideal response?
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