The word "hearths" is correct and usable in written English.
You can use the word "hearths" when referring to the floor or other structure, typically made of stone or brick, on which a fireplace is built. For example, "The quaint living room featured cozy hearths in each corner."
"They tore themselves from warm hearths and good homes, promising to return; they fled from cold hearts and bad debts, vowing never to return".
It has spurred the city's officials to start tackling the soot, smoke and sulphur dioxide spewing from Taiyuan's many coal-fired hearths and industrial boilers.
Archaeologists have found the remains of a hunter-gatherer camp, including six brush huts the oldest ever found several open-air hearths and a human grave.
Regulars prize maze-like or womb-like pubs, tiny rooms and dark corners; for hearths and fires, no matter what the season; for a sense of history in the layers of paper, clutter and paint; for an indefinable grubbiness and informality.
These rebels against the system could be forgiven for thinking that they have been making progress: they were literally out in the cold this week, but metaphorically speaking they are warming themselves at corporate hearths everywhere.
ONE danger of earthquakes, from Tokyo to San Francisco, has always been the flames that rise from the wreckage when fires are unleashed from their hearths.
In 1340 41 he had been able to raise "extraordinary" revenue through taxes on sales, salt, and hearths, despite regional protests.
The furnace itself is made of highly refractory materials such as magnesite bricks for the hearths and roofs.
Some see the influence of the mass media as a threat to Swiss culture and tradition, both because of its homogenizing effects and because the different language groups can now receive and be influenced by television and radio in their respective cultural hearths of Germany, France, and Italy.
During the hi-matsuri ("fire festivals") at the beginning of the new year, worshippers carry back to their home hearths torches lit from the new fire started by the temple priest.
However, severe air pollution from coal-burning domestic hearths and industrial chimneys contributed to the Great Smog of 1952, which played a part in the death of 4,000 Londoners.
