The card is sealed, and may itself constitute {HEAD ~ a practical device}, such as a vane, shaker, stirrer, lever, pusher or sonicator for direct contact with a solid or {TAIL ~ immersion} in a fluid, or may be bonded by a stiff adhesive to make a surface to surface mechanical coupling with a solid workpiece, device, substrate machine or sample 
The card is sealed , and may itself constitute { HEAD ~ a practical device } , such as a vane , shaker , stirrer , lever , pusher or sonicator for direct contact with a solid or { TAIL ~ immersion } in a fluid , or may be bonded by a stiff adhesive to make a surface to surface mechanical coupling with a solid workpiece , device , substrate machine or sample
OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH