Yellow metal staircase with rubber treads and railings.
Schlüsselwörter
solar,
energy,
panel,
power,
electricity,
photovoltaic,
sun,
alternative,
mobile phone,
renewable,
environment,
technology,
ecology,
green,
blue,
sunlight,
solar panel,
panel,
clean,
environmental,
generator,
electric,
sky,
system,
generation,
stair,
step,
eraser,
handle,
colours,
coated,
shape,
black,
yellow,
metal,
interior,
antiskid,
detail,
background
Deutsch
