Si Collection, Middle Volume Radical: Fire (huǒ) Kangxi stroke count: 20 Page 667, Entry 05 According to the Collection of Characters (Pianhai), this is a common variant form of the character for furnace. For a detailed explanation, see the entry for furnace. Furnace According to the Jade Encyclopedia (Yupian), it is pronounced lu. It refers to a fireplace or stove. In the poetry of Fan Zhineng, it is written: How can it compare to the fireplace in a farm cottage.