List attributes OSHA uses to define a confined space.
What will be an ideal response?
OSHA 29 CFR 1910.146 designation of a confined space includes: not designed for continuous human occupancy, limited means of ingress and egress, and ability for a person to enter for an assigned work activity.
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In ruling on the Dred Scott case, the United States Supreme Court
A. freed Dred Scott but upheld the Missouri Compromise. B. denied Scott's appeal but held that slaves could not be taken into free territories. C. essentially upheld the doctrine of popular sovereignty. D. tried to settle the immediate issue on technical legal grounds. E. issued a broad judicial decision ruling that Congress could not prohibit slavery in the federal territories.
Kickback is prevented in a power recirculating ball steering gear by:
A. The preload between the ball nut teeth and the sector gear teeth B. The flexible coupling in the steering shaft C. An interference fit between the sector shaft and ball nut D. A poppet valve in the pressure inlet fitting
Examples of control devices include:
A) Compressors, thermostats, pressure switches, and heaters. B) Compressors, signal lights, and defrost timers. C) Thermostats, pressure switches, and humidistats. D) Motors, resistance heaters, and solenoid valves.
Although shielding gases are not toxic, they _____
a. are highly explosive b. can decompose into toxic gases c. can displace oxygen when released in a large quantity d. cause rapid metal corrosion