sentences: deposition is a mean of slow scientists
docs: chemical_vapor_deposition is thin_film_deposition. thin_film_vacuum_deposition is vacuum_deposition. deposition is accretion. printers is slow_sometimes. atomic_layer_deposition is thin_film_deposition. wafer_deposition is thin_film_deposition. physical_vapor_deposition is thin_film_vacuum_deposition. thin_film_vacuum_deposition is thin_film_deposition.