An inflatable airbag system for a vehicle seat assembly of a vehicle. The flow control assembly includes first and second fluid containing compartments adapted to be in fluid communication. Other improvements are discussed in the detailed description of the invention above. Methods of marking samples or sample components with relatively dense materials, are also provided. Shoulders wider than the leading edge may be included. Further, the filter region of the filter member is bonded to the one or more dividing wall sections and the outer peripheral parts with adhesive and the filter region of the filter member is bent in a direction opposite to a direction in which liquid flows from the common liquid chamber to the liquid supply paths.