3d
a
accredited
b
bill
c
calculate
certificate
chart
classes
classification
code
color
colorful
comparison
concept
conservation
consuming
consumption
cost
d
diagram
e
eco
economic
economy
effective
effectivity
efficiency
efficient
electric
electrical
electricity
energy
environment
f
g
graph
green
home
house
illustration
improvement
index
indicator
isolated
label
lassification
level
multicolor
multicolored
performance
power
rating
render
saving
scale
symbol
watt
white background