Greek Oxygen. Selling Greek air to tourists ..https://www.marketing-tips.gr/2019/02/greek-oxygen.html?m=1.

So far we have heard of a British businessman (formerly a Chinese man) who sells in China, with great success, for 100 euros, a jar of air (beaten?) From the British countryside. Each jar was priced at 100 euros, addressed to the economic elite of the country that is willing to "spend" for just a few inhalations.

https://www.marketing-tips.gr/2019/02/greek-oxygen.html?m=1