1 Ovo-vegetarian diets exclude meat, poultry, seafood and dairy products, but allow eggs. 2  Lacto-ovo vegetarian diets exclude meat, fish and poultry, but allow dairy products and eggs.  Pescatarian diets exclude meat and poultry, dairy, and eggs, but allow fish.
Hash oil is produced by solvent extraction (maceration, infusion or percolation) of marijuana and/or hashish. After filtering and evaporating the solvent, a sticky resinous dark liquid with a strong herbal odor (remarkably different from the peculiar odor of hemp) remains.
Cannabis resin, which is the tetrahydrocannabinol (THC) from the marijuana plant, can be made into oil for a stronger effect. Just two or three puffs using hash oil, head high effect is already experienced.