( b ) pharmacy; ( c ) dentistry; ( d ) midwifery; ( e ) nursi ng; (f)  embalming and undertaking; ( g ) plumbing; and ( h ) sanitary engineering. In the same manner laws may be prepared and proposed regulating or controlling offensive and dangerous industries or occupations. 

[157-4; 1760-1-8.] 

SECTION 754 . Recommendatory Authority of Director of Health as to Local Ordinances. — As occasion requires the Director of Health may recommend, for enactment by the proper local authorities, in the form of ordinances or otherwise, regulations for cities, municipalities, and populous places relative to the procurance and sanitary conservation of an adequate supply of pure water; the sanitary protection and conservation of foods and foodstuffs; the cleansing of sewers, streets, walks, roads, alleys, public s quares, and parks; the collection and disposition of garbage, dead animals, night soil, and contents of cesspools; and the safeguarding of the sanitary conditions of buildings, premises, resorts, and other places of public or private character; or other ma tters requiring sanitary regulation. 

SECTION 755 . Power Over Local Ordinances and Orders.  — The Director of Health, with the approval of the Secretary of the Interior, may suspend, modify or annul any ordinance, regulation, or order enacted or promulgated by a local board of health or municip al council or by any local or municipal official in the exercise of authority over matters of sanitation when in the opinion of said Director such ordinance, regulation, or order is detrimental to the interests of the public health. 

[1407-5.] 

SECTION 756 . Authority of Governor-General to Invest Director of Health with Emergency Powers. — When it shall be shown to the satisfaction of the Governor-General that the city of Manila or any province or part of the Philippine Islands is threatened with  or suffering from an epidemic of dangerous communicable disease, he may issue an executive order declaring that the place or portion of the Islands in question is so threatened with or suffering from an epidemic and he may, in such order, invest the Direc tor of Health with emergency powers, to be defined in said order, with authority to prescribe, subject to the approval of the Secretary of the Interior, such emergency health regulations as may be deemed necessary to prevent or suppress the occurrence or s pread of the epidemic in question. Such regulations shall, from issuance, have the same force and effect and shall be enforced in the same manner, as if enacted by legislative authority, throughout the city, district, or part thereof specified in such regu lations. 

