text: const math = require('mathjs');
  const electricity = require('../electricity');
  
  describe('Electricity', () => {
    test('electricity', () => {
      const kWh = math.unit(1, 'kWh');
      const derivedEmissions = electricity.emissionsForElectricalEnergy(kWh, electricity.plant.coal);
      const expectedEmissions = math.unit(576, 'g');
      const difference = math.abs(math.subtract(derivedEmissions, expectedEmissions));
      expect(difference.toNumber('kg')).toBeLessThan(0.01);
    });
  });
  
  // Maybe later do I want to return a timeseries that also accounts for embodied energy?
  