Another thing that concerns me is that a lot of chemicals prone to defatting seem also to be prone to cause lung fibrosis after long exposure to aerosolized particles. Your lungs try to protect themselves by growing extra connective tissue which also unfortunately gets in the way of normal respiration.
preference - a strong liking; my own preference is for good literature; the Irish have a penchant for blarney. penchant, predilection, taste. liking - a feeling of pleasure and enjoyment; I've always had a liking for reading; she developed a liking for gin.
It's not just saying no, it's talking about what teens are saying yes to--that choosing chastity helps you find a partner who values you for who you are, takes the pressure off while you discover who you are, and protects you emotionally and physically until you have the maturity for this type of relationship.