2) As a recent trend, molecular gastronomy draws attention. One of your friends know that you are an IzTech FE student and taking FE301 course. S/he learnt that the vegan caviar is made by solidifying the alginate beads in cold oil and want to learn the mechanism of it. Since you are focused on the heat transfer mechanisms for this semester, could you explain the heat transfer direction and simplify the general energy conservation equation for your friend.