Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Relationshipa of classification ratings and moisture content of 6-month biosolid samples (n = 139)
| % Moisture content | Classification
|
||
|---|---|---|---|
| Class A % (n) | Class B % (n) | Total % (n) | |
| <40 | 73.8 (31) | 45.4 (44) | 54.0 (75) |
| 40–60 | 9.5 (4) | 21.6 (21) | 18.0 (25) |
| >60 | 16.7 (7) | 33.0 (32) | 28.1 (39) |
χ2 P = 0.008.
