Safe-cracking is the process of opening a safe, generally without the combination.
An optician is an eye care professional who provides corrective lenses based on a prescription for the correction of a refractive error.
Yoghurt, yogurt, yoghourt or yogourt, is a dairy product produced by bacterial fermentation of milk. Fermentation of the milk sugar produces lactic acid, which acts on milk protein to give yoghurt its texture and its characteristic tang.
A sperm bank or cryobank is a facility that collects and stores human sperm mainly from sperm donors, primarily for the purpose of achieving pregnancies through third party reproduction, notably by artificial insemination.