PTWI
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English
[
edit
]
Noun
[
edit
]
PTWI
(
plural
PTWIs
)
(
toxicology
)
Initialism of
provisional tolerable weekly intake
.
Coordinate terms:
PTMI
,
PTDI
Categories
:
English lemmas
English nouns
English countable nouns
en:Toxicology
English initialisms
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