As nouns the difference between vanning and fanning
is that vanning is (mining) a process by which ores are washed on a shovel, or in a vanner while fanning is a very small fragment of tea leaf.
As a verb fanning is
.
vanning
English
Noun
(
-)
(mining) A process by which ores are washed on a shovel, or in a vanner.
(
Webster 1913)
fanning
English
Verb
(head)
Noun
(
en noun)
A very small fragment of tea leaf.
* 2013 , Victor R. Preedy, Tea in Health and Disease Prevention
- Generally orthodox teas have four grades, namely whole leaf, broken leaf, fannings and dust.