Tomatoes and sauces Tomato is very rich in oxalic acid
STOP is funded by Bloomberg Philanthropies and comprised of a partnership among The Tobacco Control Research Group at the University of Bath, The Global Center for Good Governance in Tobacco Control (GGTC), the International Union Against Tuberculosis and Lung Disease (The Union) and Vital Strategies

Exposure to Other Chemical Carcinogens Arsenic and inorganic arsenic compounds Beryllium and beryllium compounds Cadmium and cadmium compounds Chemicals used in rubber manufacturing, iron and steel founding, and painting Chloromethyl ethers and bischloromethylether Chromium (VI) compounds Cobalt-tungsten carbide Diesel engine exhaust Mustard gas Polycyclic aromatic hydrocarbons (PAHs) Radioactive ores, such as uranium and plutonium Silica dust and crystalline silica Some nickel compounds Less Common Risk Factors Smoking marijuana Indoor burning of wood High-temperature frying Meat-based diet Physical inactivity Occupational exposure to certain chemicals Removal of both ovaries References Malhotra J, Malvezzi M, Negri E, La Vecchia C, Boffetta P (September 2016)
It has a lot of body to it and the Virginia (very mature) and burley combine to give a sweetness that is perfect to the tastebuds
So - menthol flavoured E-Cigarettes make the perfect menthol cigarette substitute