?Which gas can be used for hot-gas welding when it is essential to prevent oxidation and achieve strong welds?
A. ?hydrogen
B. ?helium
C. ?nitrogen
D. ?argon
Answer: C
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The main purpose of a trial lift according to OSHA 1926.1417 is to _____.
a. go through the entire lift operation before risking passenger safety b. verify the platform meets design load capacity specifications c. make sure the platform is safe to lift personnel at a new work site d. verify the crane’s load chart is accurate
Finish treads are usually made of _____.
a. 1/2" stock b. 5/8" stock c. 5/4 stock d. 2 x 4 stock
All of the following were similar characteristics that both Union and Confederate soldiers shared EXCEPT
A. most soldiers had been farmers or farm laborers. B. poor, immigrants from Europe were well represented in both armies. C. most troops were native born. D. almost half were under the age of 22. E. both shared a common commitment to patriotism.
List some of the safety equipment necessary for working with offshore wind projects.
What will be an ideal response?