3. |
Sewage sludge ash
|
LC Classification (LCC)
|
ClassNumber Topic |
|
TD770.3 |
|
Technology--Environmental technology. Sanitary engineering--Sewage collection and disposal systems. Sewerage--Sewage disposal systems--Sewage sludge treatment and disposal--Special disposal methods--Incineration--Sewage sludge ash ; Sewage sludge ash--Sewage disposal |
4. |
Fly ash
|
LC Classification (LCC)
|
ClassNumber Topic |
|
TE210.5.F55 |
|
Technology--Highway engineering. Roads and pavements--Construction details--Foundations--Soil stabilization--Special methods and materials, A-Z--Fly ash ; Fly ash--Soil stabilization |