 鲜花( 499)  鸡蛋( 10)
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sewer backup is actually quite common in Edmonton. . d1 N# ]7 L& }4 ]: `0 p1 `9 T
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The Microorganisms of Concern In Sewage Contamination Are:
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* Bacteria4 v$ M; @/ u. {- J8 p F! @
* Parasites! F. }1 c2 ]+ X
* Viruses$ r2 C2 o, s, O b) x ]$ x* e
M% j9 L- M5 E7 S. p5 jBacteria:
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* E-coli (Escherichia coli), indicator of sewage contamination, source of endotoxin, cause of diarrhea, food poisoning
# J3 B7 D' g3 v: M * Salmonella, food poisoning, diarrhea
/ j0 _8 l m+ R) k4 P * Shigella, Life-threatening
& A" M+ n* M. b2 r% I' t * Pseudomonas, endotoxin source, wound infections & k3 k2 k" T6 |1 a N5 n/ r) B2 w
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Parasites:
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7 g- f: }% K8 O0 i; U/ F0 O * Giardia, results in severe intestinal disease
; S( [, r/ S! w4 Y; h * Cryptosporidium, also results in chronic and severe intestinal disease
8 ?. b& R2 X9 I * Round worms and Helminthes (Tape Worms)
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Viruses (>120 species):# M+ l, }5 V; X9 B. }
" U3 p" t9 H! M * Hepatitis A, causing liver inflammation
( C j# w% h: t9 U$ a$ R0 Q * Adenoviruses, causing eye and respiratory infection7 I! H3 w6 j7 Z
* Rotavirus, can cause life threatening diarrhea in children
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8 Q) c+ G- l& ?3 x- P3 TRoutes of Transmission:4 R6 G; b; J0 y/ `/ X6 [
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* Ingestion is the Main Route- ^! y4 G5 @/ o
* Skin and Puncture Wounds/ E. K# R3 u5 A+ x: G7 C. q& z1 }& l
* Inhalation |
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