 鲜花( 499)  鸡蛋( 10)
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sewer backup is actually quite common in Edmonton. 4 Y4 ]7 o: Q2 a2 s4 G; t
; d3 P2 H4 b( ]5 B. ?, VThe Microorganisms of Concern In Sewage Contamination Are:
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. T7 A- v9 ~ ?3 @2 O6 L% L * Bacteria6 {; M3 |5 Y9 A; i7 }% k" y
* Parasites
* ^1 e, j0 }5 p* E S* ^* s S% x * Viruses' s L3 l6 _2 t* }, b' p
: t# t, T6 z7 h# o1 B! I1 u& Q1 HBacteria:
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1 W4 z9 ~7 `8 y$ s# \' }3 L * E-coli (Escherichia coli), indicator of sewage contamination, source of endotoxin, cause of diarrhea, food poisoning
M7 |' \+ }, D, k+ w4 g * Salmonella, food poisoning, diarrhea4 }* | E: {' W2 I- x
* Shigella, Life-threatening
2 p, x$ S* |) ~7 G( C * Pseudomonas, endotoxin source, wound infections 6 R, L; k+ d% H9 z3 X
: C' K- M2 n0 a9 ]# P' {# JParasites:
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. g2 A: N3 q. r$ `) d1 q1 S) B7 F * Giardia, results in severe intestinal disease
( y( D$ j0 I- a; r * Cryptosporidium, also results in chronic and severe intestinal disease
4 a1 V1 o, e: _4 \/ y3 C# P * Round worms and Helminthes (Tape Worms) " e6 S) g7 N9 M) l3 l2 ~2 j' g
' u8 y% M5 m! H' xViruses (>120 species):0 ~% u& a" f S; H: t' K# x. f
9 U, u7 m" [( F( K( d * Hepatitis A, causing liver inflammation
6 q5 ?9 J! @% Q7 t6 u * Adenoviruses, causing eye and respiratory infection
; ~5 x# s: H/ ^) W1 C# F * Rotavirus, can cause life threatening diarrhea in children
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Routes of Transmission:- O$ _% z- |6 l" f
2 n/ ~1 c# r% }9 a0 Q) S * Ingestion is the Main Route) H3 Z4 }, J& u7 `1 ~% L' I1 F4 h1 m
* Skin and Puncture Wounds9 }2 i& A9 }! D" |! Q8 l2 q
* Inhalation |
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