{TAIL ~ The method} comprises determining an amount of volume of a cavity of {HEAD ~ the body suit} 
{ TAIL ~ The method } comprises determining an amount of volume of a cavity of { HEAD ~ the body suit }
TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD