The Elements of Hygiene for SchoolsMacmillan, 1909 - 172페이지 |
도서 본문에서
19개의 결과 중 1 - 5개
54 페이지
... impurity of the atmosphere . The respiration of millions of human beings and ani- mals , the combustion of coal , wood , gas , and all other fuel , and the huge volumes sent forth by the air from the soil , throw tons of carbon dioxide ...
... impurity of the atmosphere . The respiration of millions of human beings and ani- mals , the combustion of coal , wood , gas , and all other fuel , and the huge volumes sent forth by the air from the soil , throw tons of carbon dioxide ...
55 페이지
... impurities , such con- tamination usually arising from putrefaction or from certain manufacturing industries . Dust is considered a normal constituent of the atmos- phere , as it is always present , arising from innumerable sources ...
... impurities , such con- tamination usually arising from putrefaction or from certain manufacturing industries . Dust is considered a normal constituent of the atmos- phere , as it is always present , arising from innumerable sources ...
56 페이지
... monoxide produces unconsciousness , heart failure , and at high temperature , convulsions ; in small quantities headache and dizziness are followed by in- sensibility . Sources of Impurities in the Atmosphere . The sources of 56 HYGIENE.
... monoxide produces unconsciousness , heart failure , and at high temperature , convulsions ; in small quantities headache and dizziness are followed by in- sensibility . Sources of Impurities in the Atmosphere . The sources of 56 HYGIENE.
57 페이지
... impurities . Among these impurities are included the organic matters from the body , such as epithelium , sweat , the volatile matters from decaying teeth and the digestive tract , and ex- creta deposited upon unclean clothing . The ...
... impurities . Among these impurities are included the organic matters from the body , such as epithelium , sweat , the volatile matters from decaying teeth and the digestive tract , and ex- creta deposited upon unclean clothing . The ...
58 페이지
... impurities arising from the respiration and per- spiration of men , but to combustion from heating and lighting ; and to these may be often added overheat- ing and overcrowding , besides lack of personal cleanli- ness . Certain ...
... impurities arising from the respiration and per- spiration of men , but to combustion from heating and lighting ; and to these may be often added overheat- ing and overcrowding , besides lack of personal cleanli- ness . Certain ...
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자주 나오는 단어 및 구문
acid adulterated alcohol amount animal anthrax atmosphere bacilli bacteria body boiling buildings carbohydrates carbolic acid carbon dioxide cause cent chemical cholera cities clean cleanliness climate clothing cold combustion common contains cooking daily danger diet diphtheria discharges disinfectant dust dwellings easily digested filter filth filtration fish flavor formaldehyde foul fresh fruit furnaces garbage germs habits heating household impure air infected infectious diseases injurious to health inlet juices kidneys kitchen large number less light malaria meat mechanical ventilation mental method milk mineral nitrogen occupation odors organic matter oxygen pathogenic persons placed plumbing poisonous polluted Practical Hygiene prevent produce proteids pure putrefaction quantities radiation remove respiration roast salt saprophytic scarlet fever sewage sewer soil air steam sterilized stoves substances surface temperature tetanus tion trap tuberculosis typhoid fever usually vegetable ventilation walls washed water supply yellow fever
인기 인용구
50 페이지 - In the case of mixtures or compounds which may be now or from time to time hereafter known as articles of food, under their own distinctive names, and not an imitation of or offered for sale under the distinctive name of another article, if the name be accompanied on the same label or brand with a statement of the place where said article has been manufactured or produced.
48 페이지 - Second — If any substance has been substituted wholly or in part for the article. Third — If any valuable constituent of the article has been wholly or in part extracted. Fourth — If it be mixed, colored, powdered, coated, 'or stained in a manner whereby damage or inferiority is concealed.
45 페이지 - If any substance or substances have been mixed with it, so as to lower or depreciate, or injuriously affect its quality, strength, or purity; (2) If any inferior or cheaper substance, or substances have been substituted wholly or in part for it; (3) If any valuable or necessary constituent or ingredient has been wholly or in part abstracted from it...
50 페이지 - That the term, blend as used herein shall be construed to mean a mixture of like substances, not excluding harmless coloring or flavoring ingredients used for the purpose of coloring and flavoring only: And...
48 페이지 - That for the purposes of this act an article shall be deemed to be adulterated: In case of drugs: First, If, when a drug is sold under or by a name recognized In the United States Pharmacopoeia...
48 페이지 - ... external application applied in such manner that the preservative is necessarily removed mechanically, or by maceration in water, or otherwise, and directions for the removal of said preservative...
48 페이지 - If it consists in whole or in part of a filthy, decomposed, or putrid animal or vegetable substance, or any portion of an animal unfit for food, whether manufactured or not, or if it is the product of a diseased animal, or one that has died otherwise than by slaughter. SEC. 8. That the term "misbranded...
49 페이지 - misbranded," as used herein, shall apply to all drugs, or articles of food, or articles which enter into the composition of food, the package or label of which shall bear any statement, design, or device regarding such article, or the ingredients or substances contained therein which shall be false or misleading in any particular, and to any food or drug product which is falsely branded as to the State, Territory, or country in which it is manufactured or produced.
49 페이지 - If the package containing it or its label shall bear any statement, design or device regarding the ingredients or the substance contained therein which statement, design or device shall be false or misleading in any particular...
46 페이지 - If any inferior or cheaper substance or substances have been substituted wholly or in part for it. (3) If any valuable or necessary constituent or ingredient has been wholly or in part abstracted from it. (4) If it is an imitation of or is sold under the name of another article.