1. Shale from which oil can be obtained by heating

Type of: shale

Encyclopedia: Oil shale

• cattle trail
• cattleman
• cattleship
• cattley guava
• cattleya
• Cattleya citrina
• catty
• catty-corner
• catty-cornered
• Catullus
• catwalk
• Caucasia
• Caucasian
• Caucasian language
• Caucasian race
• Caucasian walnut
• Caucasic
• Caucasoid
• Caucasoid race
• Caucasus
• Caucasus Mountains
• Cauchy distribution
• caucus
• cauda
• caudal