For Each Historical Identification Question, Define the Term and Briefly

question 22

Short Answer

For each historical identification question, define the term and briefly describe its historical significance.
-Abbasids

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Definitions:

Standard Ratchets

Mechanical devices used to allow continuous rotary motion in one direction while preventing motion in the opposite direction, usually adhering to common sizes and specifications.

Pneumatic Tools

Tools powered by compressed air, used in various applications for their high power-to-weight ratio and simplicity.

Truck Service Shop

A facility specializing in the maintenance, repair, and various service requirements of trucks.

Lightweight

Describes objects or materials designed to be of lower weight to improve efficiency, performance, or ease of handling.