EPISODES OF ENVIRONMENTAL POISONING WORLDWIDE

Other examples of the release of hydrogen sulfide gas include an American beachfront construction site, leading to an emergency evacuation, 37 injuries, including long term neurological damage, and one death; problems with sewers in the UK; "cottage" industries in China; and the fishing industry in Japan. QUESTIONS (SEE ANSWERS ON 793 ) For each question please indicate which answers are true or false Which of the following can cause neurological damage after chronic ingestion? tetraethyl lead tri-ortho cresyl phosphate methyl mercury sodium arsenate potassium chloride Following a chemical incident what immediate actions should be taken? set up appropriate triage areas evaluate the health risk notify the general public of the incident start an epidemiological survey treat casualties Which of the following chemicals are frequently involved in acute chemical poisonings? ammonia mercury chlorine polychlorinated biphenyls bromine Which of the following are true? biotransformation of mercury by shellfish can potentiate its human toxicity porphyria cutanea tarda can be caused by tri-ortho cresyl phosphate poisoning sulfur dioxide, carbon dioxide, and selenium dioxide are important pollutants generated by burning fossil fuels fluorosis mainly affects the kidneys phosgene has poor warning properties Table 1 Routes of pesticide contamination of food 10 Group Cause I Contamination during transport or storage II Ingestion of seed dressed for sowing III Accidental addition of pesticides to food IV Food contaminated by pesticide misuse