Whats the difference btw hydrolic and pneumatics? What is the role of purchase department and what is the goal of it?

Question

Accepted Answer

Hydraulics use liquids while pneumatics use gases. Purchase department is responsible for procuring goods and services for the organization.

Hydraulics use incompressible fluids like oil to transmit power while pneumatics use compressible gases like air or nitrogen.
Hydraulics are used in heavy machinery like cranes, excavators, and hydraulic presses while pneumatics are used in lighter applications like air brakes in vehicles and pneumatic tools.
The purchase department is responsible for sourcing and procuring goods and services required by the organization.
The goal of the purchase department is to ensure timely delivery of quality goods and services at the best possible price.
The purchase department also plays a crucial role in maintaining good relationships with suppliers and negotiating contracts.

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