[math-fun] Fwd: a huge boon to the dirigible industry

(Re-sent due to xmission.com braindamage.)---------- Forwarded message --------- From: Bill Gosper <billgosper@gmail.com> Date: Sat, Aug 18, 2018 at 9:36 AM Subject: a huge boon to the dirigible industry To: Wolfram Technical Support <support@wolfram.com> In[31]:= ChemicalData["Nitrogen", "MolecularMass"] Out[31]= Quantity[28.014, "AtomicMassUnit"] (A mole of nitrogen gas weighs ~one ounce.) In[32]:= ChemicalData["Air", "MolecularMass"] Out[32]= Quantity[794.9, "AtomicMassUnit"] Takes my breath away. --Bill