Any system of ventilation should draw the fumes or smoke away before it rises past the level of the welder's ____.
A) shin
B) hip
C) chest
D) face
Correct Answer:
Verified
Q3: _ is formed when ultraviolet radiation decomposes
Q6: Burns _.
A) are caused by heat and
Q7: A _ is the symbol for a
Q9: Stored oxygen and fuel gas cylinders _.
A)
Q11: _ light can cause temporary night blindness.
A)
Q13: _ fire extinguishers are used for electrical
Q14: The symptom of acute exposure to high
Q15: The symptoms of lead poisoning include _.
A)
Q16: Acetylene cylinders that have been lying on
Q19: To treat a third degree burn _.
A)
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