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Transportation
Automotive and aerospace chemistry: tires, paints, alloys, adhesives. A truck tire rolls on additives the driver never sees.
For 483 of 550 Transportation chemicals, the government publishes no US supply data.
Reasons: 483 with confidential volumes.
Why supply is unknown483
supply unknown
30
import-dependent
550
chemicals tracked
Chemicals in Transportation
Chemicals with their own customs code first, largest imports first. Shared customs-category values follow.
Chemicals flagged as ingredients in FDA-listed shortage drugs. One drug can contain several ingredient chemicals, so this count exceeds the drug count on the shortages page.
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