time:
  second,sec,s		1s
  minute,min,m		60s
  hour,hr,h		3600s
  day			86400s

volume:
  liter,L		1L
  milliliter,mL		0.001L
  gallon,gal		3.78541L
  pint			0.473176L
  quart,qt		0.946353L
  tablespoon,tbl	0.03125pint
  teaspoon,tsp		0.33333333333tbl
  cup			16tbl
  gill,gi		0.1182941L