Recent content by kjfunh

Sorry for the late reply, I live in SEA , in Viet Nam to be specific (Before, they mixed the fuel with water, which was detect pretty easily) Density might not be a good way because usually the amount of mixed Kerosene is not considerably large compare to the amount of fuel in the tank Not to...

Woops sorry for that. Assume that I'm going to the gas station and buy some fuel Thanks for the reply but I'm afraid that your solution is not pratical in our country to due to the fact that smuggling occurs very often And no supplier want to do that ?

There's has been a report on illegal fuel in my country recently This is how they do Suppose a fuel truck ( tank ) carrying 900 litres of fuel The driver will go to somewhere desolated. He will then take out 40 litres of fuel and add 40 litres of kerosene back. Since fuel is much more expensive...

So basically in Seebeck effect, after you heat one side, all the holes in p-type material and electrons in n-type materials flow to one side And thus creates a voltage So if you add a wire connect the 2 cool ends, the holes move to n-type material and electrons move to p-type So after a while ...