Black Tea: Transition of the tea leaf - from green tea to black tea

What is Black Tea ??
All tea leaves are green when harvested. Some are processed green - others are allowed to oxidize. Oxidation and firing turns the leaf black
Firing - The tea leaf is exposed to high temperature over fire or commercial ovens

After firing the tea is sorted
by sifting the leaf with various size screens.
The size of the leaf determines grade i.e: BOP = broken leaf BOP1 broken ( larger ) leaf etc.

Beyond black tea ... Rooibos
Black tea dominates the World of tea. There are several alternatives to black tea for people sensitive to caffeine. Africa produces 25% of World tea among with herbal tea called "Rooibos" (translated Red Bush). Red Bush is very delicious with several benefits.
First: It taste is similar to black tea
Second: It is naturally caffeine free.
Third: It is low in Oxalic Acid ( safer than tea for people prone to kidney stones)