['< sod > even a home cook can use greater precision at times. water at { { convert | 4. 0 | °c | °f } } may be volumetrically measured then weighed to determine an unknown measuring - utensil volume < ref > { { cite book | author = c. a. street | title = flour confectionery manufacture | publisher = wiley - interscience | location = new york | year = 1997 | page = 146 | isbn = 0 - 471 - 19817 - x | url = http : / / books. google. com / books? id = ua3zkmk9rp4c & pg = pa146 # v = onepage & q & f = false | accessdate = 2011 - 04 - 28 | quote = the volume of the cup can be measured by filling it with water at 4°c ( 39°f ) and weighing. at this temperature, the weight of water in grams will equal the volume of the cup in millilitres. } } < / ref > without the need for a density adjustment. < ref > { { cite web | url = http : / / antoine. frostburg. edu / chem / senese / javascript / water - density. html | title = water density calculator } } < / ref > < eod > < sod > even a home cook can use greater precision at times. water at { { convert | 4. 0 | °c | °f } } may be volumetrically measured then weighed to determine an unknown measuring - utensil volume < ref > { { cite book | author = c. a. street | title = flour confectionery manufacture | publisher = wiley - interscience | location = new york | year = 1997 | page = 146 | isbn = 0 - 471 - 19817 - x | url = http : / / books. google. com / books? id = ua3zkmk9rp4c & pg = pa146 # v = onepage & q & f = false | accessdate = 2011 - 04 - 28 | quote = the volume of the cup can be measured by filling it further with water at 4°c ( 39°f ) and weighing. at this temperature, the weight of water in grams will equal the volume of the cup in millilitres. } } < / ref > without the need for a water - density adjustment. < ref > { { cite web | url = http : / / antoine. frostburg. edu / chem / senese / javascript / water - density. html | title = water density calculator } } < / ref > < eod >']