Bildnachweise

Slider

1179686422 – Smile Fight/Shutterstock.com
360394328 – Antonio Guillem/Shutterstock.com
annebourbeau/pixabay.com
nattanan23/pixabay.com
KochNorbert/pixabay.com

Strom

631757063 – Evgeny Atamanenko/Shutterstock.com

1827204890 – Sharomka/Shutterstock.com

1324958732 – lovelyday12/Shutterstock.com

1818038633 – Jeerasak banditram/Shutterstock.com

657821383 – Elnur/Shutterstock.com

449753128 – geniusksy/Shutterstock.com

1745700917 – SorbyPhoto/Shutterstock.com

moerschy/pixabay.com

Burak K/pixabay.com

Gas

1130526494 – Evgeny Atamanenko/Shutterstock.com

1909492897 – Pixel-Shot/Shutterstock.com

1555599872 – VAKS-Stock Agency/Shutterstock.com

1505538905 – Monkey Business Images/Shutterstock.com

759010735 – mama_mia/Shutterstock.com

732183934 – BarthFotografie/Shutterstock.com

Wasser

445263085 – FamVeld/Shutterstock.com

DSL

1591184878 – Prostock-studio/Shutterstock.com

Kontakt

342078992 – Antonio Guillem/Shutterstock.com

Online-Service

1162916485 – Billion Photos/Shutterstock.com

Energiewende

662045977 – Diyana Dimitrova/Shutterstock.com

1612511587 – engel.ac/Shutterstock.com

1909277101 – thomas eder/Shutterstock.com

145873403 – Juergen Faelchle/Shutterstock.com

1617040402 – JLO-Foto/Shutterstock.com

Karriere

PublicDomainPictures – pixabay.com