Keyphrases
Petroleum Hydrocarbons
100%
Vapor Intrusion
87%
Indoor Air
63%
Soil Gas
54%
Soil Remediation
48%
Vapor Concentration
42%
Soil Vapor Extraction
37%
1,4-Dioxane
37%
In Situ
37%
Subslab
33%
Temporal Variability
32%
Plume
31%
Total Petroleum Hydrocarbons
31%
Pressure-based Method
30%
Petroleum
29%
Biodegradation
29%
Aerobic Biodegradation
29%
Dissolved Oxygen
28%
Hydrocarbon Vapor
27%
Chlorinated Solvents
27%
Natural Conditions
25%
Oxygen Transport
25%
Test Cell
25%
Groundwater Plume
25%
Oxygen Distribution
25%
Non-aqueous Phase Liquid
24%
Source Zone
24%
Groundwater
22%
Electrical Resistance Heating
21%
Volatile Organic Compounds
21%
Ground Surface
21%
Hydrocarbons
20%
Liquid Source
19%
Soil Gas Concentration
18%
Soil Gas Sampling
18%
Air Concentration
18%
Vapor Transport
17%
Vapor Migration
16%
Slab on Grade
16%
Indoor Sources
16%
Soil Layer
15%
Gasoline
15%
Commercially Available
15%
Aerobic
15%
Oxygen Delivery
15%
Pressure Testing
14%
Field Performance
14%
Hydrogen Peroxide
14%
Sewer
14%
Land Drains
14%
Engineering
Indoor Air
73%
Methane
25%
Test Cell
25%
Soil Layer
25%
Heated Air
25%
Diffusive
25%
Biodegradation
24%
Field Performance
16%
Modeling Study
15%
Field Study
15%
Subsurface
15%
Field Result
13%
Sensor Response
12%
Pressure Difference
12%
Groundwater Table
12%
Proof-of-Concept
12%
Negative Pressure
12%
Two Dimensional
12%
Test Protocol
12%
Heavy Rainfall
12%
Moisture Concentration
12%
Relative Position
12%
Advection
12%
Temperature Condition
12%
Hazardous Materials Spills
12%
Data Reduction
12%
Diffusion Coefficient
12%
Resistance Heating
12%
Soil Moisture Content
12%
Conductive
12%
Liquid Phase
12%
Site Condition
12%
Relative Humidity
12%
Mass Balance
12%
Distribution System
12%
Source Term
12%
Depressurization
12%
Test Method
11%
Simulation Result
9%
Positive Pressure
9%
Exhaust Fan
9%
Design Parameter
9%
Backwashing
8%
Left Side
8%
Industrial Building
8%
Indigenous Microorganism
8%
Cost Reduction
8%
Injection System
8%
Saturated Condition
7%
Saturated Water
7%