Chemical Process
Tall oil obtained as a by-product from the black liquor recovery is

All of these
Composed mainly of rosin & fatty acids
A black, sticky & viscous liquid
Used in the manufacture of greases, emulsions & soaps

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Chemical Process
Unsaturated oils compared to saturated oils have

Lower melting point & lower reactivity to oxygen
Lower melting point & higher reactivity to oxygen
Higher melting point & higher reactivity to oxygen
Higher melting point & lower reactivity to oxygen

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