Search Results for: Heating apparatus
walls angled and added a choke to the chimney to increase the speed of air going up the flue. it produced a streamlined air flow, reducing turbulence so the smoke would go up into the chimney rather than choking the residents. rumford fireplaces are appreciated for their tall classic elegance and heating
products made of rubber- aprons, life preservers, hats, carriage tops, and, by , waterproof shoes. but in the heat of summer, rubber goods turned into a gooey, foul-smelling mess; in the winter, they froze stiff. in , charles goodyear had a breakthrough when he mixed liquid latex with sulfur and heating...
https://en.wikipedia.org/wiki/Timeline_of_United_States_inventions_(before_1890)