-
drywall construction became prevalent in
North America as a time- and
labor-
saving alternative to lath and plaster.
Sackett Board was
invented in 1890 by...
-
effort and energy) and
decrease frustration. A
modern convenience is a
labor-
saving device,
service or
substance which make a task
easier or more efficient...
- with lift arms that can
attach to a wide
variety of
buckets and
other labor-
saving tools or attachments. The
wheels typically have no
separate steering...
- rise of the
tertiary sector,
increase in part-time jobs,
adoption of
labor-
saving household technologies, and education.
Before World War II,
there was...
-
claimed that
anyone in the
United States could afford. It was
filled with
labor-
saving and
recreational devices meant to
represent the
fruits of the capitalist...
-
personal computer with
respect to the
United States. The
model applies to
labor-
saving and capital-using
products that (at
least at first)
cater to high-income...
-
explain the rise in
married female labor-force parti****tion over the
course of the 20th century, as the
result of
labor-
saving appliances. More
recently with...
-
colonies combine penal detention with
compulsory work (penal
labor). The
system of
labor colonies and
camps originated in 1929, and
after 1953, the corrective...
-
since the 1990s.
Advantages are
water and
nutrient conservation, and
labor-
saving. The out****ing cost is
relatively high.
Potential problems, such as...
- went as far as to
refuse or ban
labour saving innovations. In one instance, the
introduction of a
labor-
saving invention was blocked, when
Emperor Vespasian...
