OSHA standards require that when using a four leg hitch you must size each leg as if it were a ______ leg hitch
Fill in the blank(s) with correct word
three.
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Which of the following describes how an exhaust gas, opacity meter functions?
A. mass particle oscillator B. smoke color comparator C. light extinction measurement D. exhaust gas chemical analysis
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Answer the following statement(s) true (T) or false (F)
Cast iron fittings 4" or larger cannot be used indoors for fuel gas piping systems.
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AC waveforms are prone to radio frequency interference (RFI) with their signals.
Answer the following statement true (T) or false (F)
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Which of these is a symptom of ascites?
a. fluid accumulation in the body cavity c. flaccid but enlarged heart b. inability to supply tissues with sufficient oxygen d. all answers
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