So maybe we need to talk about having a requirement for power plants in order to ensure reliability of at least having a 30 to 60 day supply of fuel on hand. (energyandpolicy.org)
They will give you a steady supply of fuel throughout the day by slowly breaking down into glucose, which is the energy source required by muscles in order to both work and grow. (fitnessandpower.com)
A fuel - secure unit would be a power plant that has a 90 day supply of fuel on site. (ddears.com)