Chemical Process
Sucrose is a disaccharide consisting of

Fructose and galactose
Glucose and glucose
Glucose and galactose
Glucose and fructose

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Chemical Process
Linde process of gas liquefaction employs

Adiabatic expansion through a throttle valve (Joule-Thomson expansion)
Merely compressing the gas beyond its critical pressure
Adiabatic expansion against a piston or in a turbine
Exchange of heat with colder stream

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