The groups then used thermometers to measure a cup of cold tap water, hot tap water, crushed ice and boiling water.
(The groups; used; thermometers; to measure a cup of cold tap water, hot tap water, crushed ice and boiling water; T:then) Context(The groups used,List([0, 20))):(The groups; used thermometers to measure; a cup of cold tap water, hot tap water, crushed ice and boiling water)
The groups used,List([0, 20))
The groups The groups
used used thermometers to measure
thermometers to measure a cup of cold tap water, hot tap water, crushed ice and boiling water T:then
a cup of cold tap water, hot tap water, crushed ice and boiling water