environmental protection groups / oil extraction / heavy oil / low oil price / oil viscosity / waste analysis services / particular chemicals / residual oil / oil treatment stream / crude oil / percent oil / off-specification products / oil phase / gravity oil / conventional oil production / oil-based mud wastes / heavy oil production / low oil content / heavy metal content / term oil slops / oil-wet solids / liquid oil / less oil / oil and gas / chemical treatment / Salt cavern oil returns / chemical / oil / prohibited oil-based mud drilling / high oil content / oil company shareholders / chemical analysis / hot oil / oil-wet / energy / /
NaturalFeature
Santa Barbara Channel / gulf Canada / /
Organization
Saskatchewan Department of Energy / Federal Environmental Protection Agency / Government of Alberta.59 Oilfield / Alberta Department of the Environment / California Department of Oil and Gas / Environmental Protection Agency / /