Thus, the National Electricity Supply Commission, Eskom has started a huge campaign to promote energy savings in the country.
These mugs have been massively distributed to enterprises as promotional products.
Their particularity is that When filled with hot water the black fades to white revealing a message that reads: “With your help, we can achieve it. Please conserve electricity”
This campaign has been implemented by the agency DRAFTFCB in Johannesburg, South Africa.
Sources : directdaily
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