Oil giant Shell said it was restricting the sale of heating oil, diesel and other products to some major customers in Germany for the time being due to the tense market situation. The reason given in the letter sent by Shell on Monday was the “massive distortions and shortages on the energy markets” as a result of the outbreak of war in Ukraine, the subsequent sanctions, and the surge in economic activity after the pandemic lull. In order to be able to continue to fulfil contractually agreed obligations, the so-called spot sales are being restricted – i.e. the current sale of oil, diesel and o…