{HEAD ~ The membrane} may be broken through an activator on the closure, such as {TAIL ~ a depressible member} or a rotatable carrier, causing the sample holder to break through the membrane 
{ HEAD ~ The membrane } may be broken through an activator on the closure , such as { TAIL ~ a depressible member } or a rotatable carrier , causing the sample holder to break through the membrane
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH