Cartesian Product
$$A \times B =$$
{ (friend, condensation),
(friend, deposition),
(friend, freezing),
(friend, ionization),
(friend, melting),
(friend, recombination),
(friend, sublimation),
(friend, vaporization),
(handmaid, condensation),
(handmaid, deposition),
(handmaid, freezing),
(handmaid, ionization),
(handmaid, melting),
(handmaid, recombination),
(handmaid, sublimation),
(handmaid, vaporization),
(master, condensation),
(master, deposition),
(master, freezing),
(master, ionization),
(master, melting),
(master, recombination),
(master, sublimation),
(master, vaporization),
(praiseworthy, condensation),
(praiseworthy, deposition),
(praiseworthy, freezing),
(praiseworthy, ionization),
(praiseworthy, melting),
(praiseworthy, recombination),
(praiseworthy, sublimation),
(praiseworthy, vaporization),
(sister, condensation),
(sister, deposition),
(sister, freezing),
(sister, ionization),
(sister, melting),
(sister, recombination),
(sister, sublimation),
(sister, vaporization),
(undesirable, condensation),
(undesirable, deposition),
(undesirable, freezing),
(undesirable, ionization),
(undesirable, melting),
(undesirable, recombination),
(undesirable, sublimation),
(undesirable, vaporization),
(wasteful, condensation),
(wasteful, deposition),
(wasteful, freezing),
(wasteful, ionization),
(wasteful, melting),
(wasteful, recombination),
(wasteful, sublimation),
(wasteful, vaporization) }
Phase transition