The word "nuisance", shall be held to embrace public nuisance, as known at common law or in equity jurisprudence; whatever is dangerous to human life or detrimental to health; whatever building or erection, or part or cellar thereof, is overcrowded with occupants, or is not provided with adequate ingress and egress to and from the same or the apartments thereof, or is not sufficiently supported, ventilated, sewered, drained, cleaned or lighted in reference to its intended or actual use; and whatever renders the air or human food or drink, unwholesome. All such nuisances are hereby declared illegal.