IGNOU LSE 13 2018 - Describe the processing of black and differentiate between green and o

Question

Describe the processing of black and differentiate between green and oolong tea

23 Jan 2018

Answer :

Word Count : 679

Tea processing is the method in which the leaves from the tea plant Camellia sinensis are transformed into the dried leaves for brewing tea.

Steps involved in black tea processing are:

• Withering:

Withering is the first and most important step involved in tea processing. By this process plucked tea leaves are conditioned for subsequent steps in tea manufacturing. Withering helps softening of the green leaves and facilitate expulsion of excess water from fresh leaves.

• Green Leaf Sifting:

After the withering process is over, the leaves are sent through a leaf sifter. Sifting eliminates extraneous matters like sand, stones or metal pieces that may have made their way to the factory from the field along with the leaves.

• Leaf Conditioning:

Preconditioning of the leaves for CTC processing is very much necessary. For this, the leaf shredder and rotor vane are used in combination. Care should be maintained so that the output capacity of leaf shredder and rotor vane should match with the CTC machine and also the dryer capacities.

• Leaf Maceration:

The process of leaf maceration is done by subjecting the leaves through rolling process where cell-walls are ruptured. The ruptured cells get exposed

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