said pads have their peripheral edge areas inclined upwardly and outwardly, whereby the liquid impervious bonding agent between the pads acts as {HEAD ~ a dam} to prevent {TAIL ~ condensate} in the first pad from overflowing into the second pad 
to prevent
said pads have their peripheral edge areas inclined upwardly and outwardly , whereby the liquid impervious bonding agent between the pads acts as { HEAD ~ a dam } to prevent { TAIL ~ condensate } in the first pad from overflowing into the second pad
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH