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Soot. This includes a flammable substance called creosote.
Soot
soot
to reduce pollution
Primarily in an attempt to sequester gaseous sulfur oxides from the chimneys by forming solid calcium sulfate from them.
volcanoes
A steeplejack
in a factory
creosote
Ash, soot and creosote are deposits found in chimneys. The proportions of these will vary depending on the efficiency of the fire and thus completeness of the burn.
Many factories produce 'nasty' chemicals as waste products. Tall chimneys 'push' the noxious smoke high into the air - above people's heads etc. The natural wind movement dilutes and dissipates the smoke.
The plural form of the noun chimney is chimneys. The plural possessive form is chimneys'.
because of the black sut in the chimneys
very carefully in a big factory in Japan!
Soot. This includes a flammable substance called creosote.
lunar dirt
Five Chimneys was created in 1946.