Table 14a. Hazardous Material Shipment Characteristics for Toxic by Inhalation (TIH): 2002
Table 14a. Hazardous Material Shipment Characteristics for Toxic by Inhalation (TIH): 2002
[Estimates are based on data from the 2002 Commodity Flow Survey. Because of rounding, estimates may not be additive]
| Description | Value | Tons | Ton-miles | |||
|---|---|---|---|---|---|---|
| 2002
   (million $)  | 
  Percent | 2002  (thousands)  | 
  Percent | 2002  (millions)  | 
  Percent | |
| Total | 660,181 | 100.0 | 2,191,519 | 100.0 | 326,727 | 100.0 | 
| Toxic by Inhalation | 6,947 | 1.1 | 25,806 | 1.2 | 6,404 | 2.0 | 
KEY: 
    –  Represents an estimate equal to zero or less than 1 unit of measure. 
    S Estimate does not meet publication standards because of highly sampling
  variability or poor response quality.
NOTE:
    Toxic by inhalation (TIH) gases and volatile liquids that are toxic when
  inhaled.
SOURCE:
    Bureau of Transportation Statistics (USDOT) and U.S. Census Bureau, 2002
  Commodity Flow Survey, Hazmat Data, December 2004.