Table 1
Formular of fermented vinegars using pear

	PV1)	PBV	PMV	BRV
Pear (kg)	4	4	4
Black rice (kg)		4
Brown rice (kg)				4
Apple mint (g)			800
Leaven (g)	400	500	400	500
Sugar (g)	400		400
Malt (g)		220		220
Boiling water (L)		16		16
Total(g)	4,800	8,736	5,600	4,736

PV, pear vinegar; PBV, pear black rice vinegar; PMV, pear mint vinegar; BRV, brown rice vinegar.