5 Bible Verses about Sanitation, Disinfection

Speak unto the children of Israel, saying, If a woman conceive seed, and bear a male, then she shall be unclean seven days; as in the days of the separation of her infirmity shall she be unclean. And on the eighth day shall the flesh of his foreskin be circumcised. And she shall continue thirty-three days in the blood of her cleansing; no holy thing shall she touch, nor come into the sanctuary, until the days of her cleansing are fulfilled.read more.
And if she bear a female, then she shall be unclean two weeks, as in her separation; and she shall continue sixty-six days in the blood of her cleansing.

And as for thy nativity, in the day thou wast born thy navel was not cut, neither wast thou washed in water for cleansing; thou wast not rubbed with salt at all, nor swaddled at all.

And by these ye shall make yourselves unclean; whoever toucheth their carcase shall be unclean until the even. And whoever carrieth ought of their carcase shall wash his garments, and be unclean until the even. Every beast that hath cloven hoofs, but not feet quite split open, nor cheweth the cud, shall be unclean unto you: every one that toucheth them shall be unclean.read more.
And whatever goeth on its paws, among all manner of beasts that go upon all four, those are unclean unto you: whoever toucheth their carcase shall be unclean until the even. And he that carrieth their carcase shall wash his garments, and be unclean until the even: they shall be unclean unto you. And these shall be unclean unto you among the crawling things which crawl on the earth: the mole, and the field-mouse, and the lizard, after its kind; and the groaning lizard, and the great red lizard, and the climbing lizard, and the chomet, and the chameleon. These shall be unclean unto you among all that crawl: whoever toucheth them when they are dead, shall be unclean until the even. And on whatever any of them when they are dead doth fall, it shall be unclean; all vessels of wood, or garment, or skin, or sack, every vessel wherewith work is done it shall be put into water, and be unclean until the even; then shall it be clean. And every earthen vessel into which any of them falleth whatever is in it shall be unclean; and ye shall break it. All food that is eaten on which such water hath come shall be unclean; and all drink that is drunk shall be unclean, in every such vessel. And everything where upon any part of their carcase falleth shall be unclean; oven and hearth shall be broken down: they are unclean, and shall be unclean unto you. Nevertheless, a spring or a well, a quantity of water, shall be clean. But he that toucheth their carcase shall be unclean. And if any part of their carcase fall upon any sowing-seed which is to be sown, it shall be clean; but if water have been put on the seed, and any part of their carcase fall thereon, it shall be unclean unto you. And if any beast which is to you for food die, he that toucheth the carcase thereof shall be unclean until the even. And he that eateth of its carcase shall wash his garments, and be unclean until the even: he also that carrieth its carcase shall wash his garments, and be unclean until the even.

And the flesh that toucheth anything unclean shall not be eaten; it shall be burned with fire. And as to the flesh, all that are clean may eat the flesh.

And he that is to be cleansed shall wash his garments, and shave all his hair, and bathe in water, and he shall be clean; and afterwards shall he come into the camp, and shall abide outside his tent seven days.