Most earthbound power systems, for example, use a two-stage process -- liquid water, then steam in a steam-powered plant, for example -- to move mass, momentum and energy.
(Most earthbound power systems; use then; for example -- to move mass, momentum and energy) Context(Most earthbound power systems use then,List([0, 89))):(Most earthbound power systems; use then steam; L:in a steam-powered plant; T:then)
Most earthbound power systems use then,List([0, 89))
Most earthbound power systems Most earthbound power systems
use then use then steam
for example -- to move mass, momentum and energy
L:in a steam-powered plant T:then