oil-emulsion drilling
31volcano — /vol kay noh/, n., pl. volcanoes, volcanos. 1. a vent in the earth s crust through which lava, steam, ashes, etc., are expelled, either continuously or at irregular intervals. 2. a mountain or hill, usually having a cuplike crater at the summit,… …
32Dry rot treatment — refers to the techniques used to eliminate dry rot fungus and alleviate the damage done by the fungus to human built wooden structures. The commonly held view of an outbreak of the dry rot fungus (Serpula lacrymans) within a building is that it… …
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