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Construction
Cement, adhesives, sealants, asphalt, and wood-product chemistry. A road crew pours additives and sealants before traffic arrives.
For 1,145 of 1,303 Construction chemicals, the government publishes no US supply data.
Reasons: 1,139 with confidential volumes and 6 listed with zero or no volume.
Why supply is unknown1,145
supply unknown
61
import-dependent
1,303
chemicals tracked
Chemicals in Construction
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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