面膜碳酸疗法

用等量的水稀释30g粉末。
混合直到得到光滑的糊状物。
将它涂抹在皮肤上，然后静置 15 分钟。
用水和海绵将其去除。

Dilute the 30g of powder with the same quantity of water.
Mix it until you get a smooth paste.
Apply it on the skin and then, leave it during 15 minutes.
Remove it with water and sponge.