Chapitre 809: Chapter 807_1

After Jiang Yuheng bid his farewell, Xiao'er immediately set off to teach Mrs. Ma how to make rose tea.

Not only rose tea, but also rose essential oil!

As soon as Shangguan Xuanyi brought back the distillation equipment, she was ready to teach Mrs. Ma how to extract rose essential oil.

Rose essential oil has been referred to as the "queen of essential oils". However, about two taels can be extracted from 2,000 pounds of roses, and a mere droplet can be extracted from ten pounds of rose petals. Therefore, rose essential oil is the most expensive essential oil in the world in fact, it is more pricey than gold.