The new equipment! we know this because the subject matter referred to as a benefit was the new equipment in the sentence before.
Answer:
The Sheave Wheel and The Hoist Cable
The Sheave Wheel is basically a pulley wheel that sits above the mine shaft. The Hoist cable passes over the wheel and then down the shaft of the mine. The Sheave Wheel also helps reduce the sliding friction of the mine cable.
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I Would suggest reposting this again, just make the screenshot more zoomed in on the assignment, it is very hard to read
Answer:
Bicyclists should buy and wear helmets approved by the Consumer Product Safety Commission. These helmets should be adjusted for a good fit.
Explanation: