treatment vs handling

treatment and handling both are nouns.

Word	Noun	Adjective	Verb	Adverb
treatment	Yes	No	No	No
handling	Yes	No	No	No

As nouns, treatment and handling are synonyms defined as:

treatment (noun)	handling (noun)
care provided to improve a situation (especially medical procedures or applications that are intended to relieve illness or injury)	manual (or mechanical) carrying or moving or delivering or working with something
the management of someone or something	the action of touching with the hands (or the skillful use of the hands) or by the use of mechanical means
(medicine) the act of caring for someone (as by medication or remedial training etc.)	the management of someone or something
a manner of dealing with something artistically
an extended communication (often interactive) dealing with some particular topic