An apparatus includes a detector that measures radiation. A blower to perform ventilation for a passenger’s back is arranged at the upper portion of the frame at a position below the headrest. An external adjustment assembly is disposed on a base unit of the food processing device for adjusting the pitch of the articulating blade, wherein the pitch of the articulating blade can be adjusted while a food processing procedure is being conducted. The guide member with pillar shape is arranged between the first sliding member and the second sliding member, and pivoted on the first sliding member.