Demonstrating simple procedures such as properly charging and inserting the battery, inserting a tape or memory card, and selecting the correct recording mode eats up classroom time when using a regular camera.
In the second mode of working, the crystal fibre uses the regular array of holes to influence light in much the same way as the arrangement of atoms in a crystal can determine whether electrons are able to travel easily through it and hence whether the crystal is electrically conducting or not.
Since the C-MAX Energi is more than just a regular hybrid, you can choose one of three different driving modes via an EV Mode button on the center stack.