815
They have 12 solar panel s on the roof of the house , a biodiesel filling station in the garage , and a solar oven in the backyard ; they use a wastewater reclamation system , a dual-flush toilet , a composting toilet , and a number of hand-cranked kitchen appliances ( to reduce power consumption ) .
 None
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 None