Is this sentence grammatically correct?
You ask, does “other than” in § 188.606(f) suggest that variations in the material of a closure for the cover of a UN11A steel drum do not constitute a different packaging design type for which design qualification and periodic testing is required.
If I remove the words as shown below, it seems correct:
You ask, does “other than” in § 188.606(f) suggest that variations (in the material of a closure for the cover of a UN11A steel drum) do not constitute a different packaging design type for which design qualification and periodic testing is required.