In hazards evaluations, the MCE, from a hypothesized accidental explosion, fire, or toxic chemical agent release (with explosives contribution) is the worst single event that is likely to occur from a given quantity and disposition of ammunition and explosives (AE).
A male organism is the physiological sex which produces sperm. Each spermatozoon can fuse with a larger female gamete, or ovum, in the process of fertilization. A male cannot reproduce sexually without access to at least one ovum from a female, but some organisms can reproduce both sexually and asexually.
A gay person is someone who is physically and emotionally attracted to the same sex, unlike the majority of people, who are attracted to the opposite sex. It is not currently known why some people are gay when the majority are straight, although there are a number of theories.