Catering entrepreneur invents heated patio chair: ‘Customers can also charge their telephone with the battery’

Anyone who still feels like visiting the terrace on the cool autumn evenings usually takes a seat under an electric or gas-fired patio heater. These devices use a lot of energy and therefore cost catering entrepreneurs a lot of money. Wouter van Toorn came up with an alternative that costs the entrepreneur nothing, but actually generates money.

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