1-What unnatural thing cause the tea to gets black?
2-Is it possible to use food products after their expiry date is passed?
3-If drying process doesn’t occur properly, what will be the result?
4-What in tea strengthens teeth?
5-Which material is best for cups that are using for drinking tea?
6-What soil is best for planting tea?
7-Does tea have calorie and protein?
Cheatings in tea production, like adding artificial colors.
If no signs of bouffant, leak, damage are seen we can use food products.
Tea leaf breaks and gets black.
Fluoride.
Glass, Because tea in glass will not get infected with chemical materials.
The soil that has Acidic PH is most suitable for planting tea.
No
