Ma’s 66 beer bottles, are connected by hose pipes and elevated on a board covered in alfoil. The board points north to collect the sun’s rays. According to Ananova, Ma’s system provides enough hot water for all three members of his family each day. With such positive results, it’s convinced many others in the Qiqiao village to follow suit.

 

When asked about his motive for building the system, Ma told the press “I invented this for my mother. I just wanted her to shower comfortably.”