Abstract: A centering system for positioning an Unmanned Autonomous Vehicle (UAV) is provided with two or more supporting extremities rigidly connected thereto, comprising a pair of displaceable positioning elements provided with surfaces sloped relative to each other, which create trapping areas such that when said positioning elements are caused to move one relative to the other, said two or more supporting extremities are caused to be trapped in said trapping areas.

Abstract: In today's lifestyle it is not always practical to be able to prepare foodstuff on a freshly prepared basis. Therefore partial cooking of foodstuff and preparation for heating and completion of cooking is used. An apparatus, a container and methods thereof for heating foodstuff at the home environment provides a solution for preparation of restaurant quality foodstuff. The apparatus, containing water, is adapted to accept the container that contains the foodstuff, where the water temperature is set to a desired temperature that is appropriate for the foodstuff. The container is left within the apparatus for the appropriate amount of time before removal from the apparatus, extracted from the container and served as high quality foodstuff to the table. The container may be used with or without the apparatus and have means to enable handling of the foodstuff in warm to hot water as may be necessary and providing feedback thereof.