The average cost of a roof mounted wind turbine is around Â£2,000 which will also need to be maintained (The Energy Savings Trust estimate that this could cost Â£100 to Â£200 per year). Find our list of roof mounted turbine manufacturers here.
You can substitute vegetable oil, cup for cup, for shortening. Using oil versus shortening will change the texture of baked goods. The shortening, being a solid fat, will add more air to the batter when beaten in, giving the end product more of a cakey structure rather than the more dense structure oil will give. Ultimate Baking Secrets Revealed.
A shortening is a solid fat, at room temperature, which is used to make/bake certain pastries and sweets. By using shortening the pastry will not be soft nor elastic, instead it will be set or in other-words crumbly. Such effects are often desired. The volume to weight conversion for vegetable shortening is 1 US cup to 205 grams, or 1 US cup to 7.2 ounces (oz) net weight, at its solid consistency. Convert shortening culinary measuring units between US cup (cup us) and ounces (oz) of shortening but in the other direction from ounces into US cups.