smudge pots

Noun

smudge pot (plural smudge pots)

1. A set of kerosene flares with round bottoms and wicks in a protected cage, once used to mark highway construction sites and as utility flares.
2. An oil-burning device used to prevent frost on fruit trees.

   Synonyms:

   orchard heater, choofa

3. A pot of tar and oil burned to produce thick noxious smoke to discourage pests.
4. A bowl used to hold herbs that are to be burnt and to catch the resulting ashes.

   Synonyms:

   smudge bowl